Replaces

2007-2008 Chevy Tahoe Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378

This part replaces:

  • AC Delco 4K378

  • New

AC DELCO 4K378 [SERPENTINE BELT]

This AC DELCO serpentine belt is a new part. It is the same part that you would receive if you purchased it from your local GM dealer.

This serpentine belt features the following specifications:

  • Brand New AC Delco part
  • Replaces dealer part numbers: 575070, 773021, 12554028, 12569346, 12576447, 88932529, 809213040, 2312733300, 8943821060, 8970645550, 11720D4001, 11720-D4001, 119200P500, 119200-P500, 11920F6501, 11920-F6501, 1K2AA 15908, 1K2AA15908, 56992-PY3-004, 56992PY3004, 56992PY3004, 56992PY30040, 56992-PY3-0040, 56992PY3A02, 56992-PY3-A02, 56992PY3A020, 56992-PY3-A020, 56992PY3A020M2, 56992-PY3-A020M2, B3C715909C, B63H15909, F388 HHVM A02, F388HHVMA02, F4BZ 8620 B, F4BZ8620B, MD308925
  • Built to strict quality control standards
  • Direct replacement
  • 100% factory tested

Wear and Tear

This item is backed by a 60-day warranty against defects in materials and workmanship under its intended use. The warranty does not cover normal wear and tear. Please keep your invoice for proof of this warranty.

  1. Remove the intake assembly and serpentine belt. (1:05)
    • Use a screwdriver to pry off the intake assembly.
    • Unclip the radiator hose to move it out of the way.
    • Use a 15 mm socket and ratchet to loosen the tensioner and remove the serpentine belt.
    • Make sure you have a diagram of the serpentine belt route handy later for reassembly.
  2. Remove the A/C compressor belt (2:30)
    • Remove the protecting plate underneath the car by removing the 15 mm bolts.
    • Use a 3/8ths ratchet to release the tension on your A/C compressor belt.
    • Remove the A/C compressor belt.
  3. Install the new A/C compressor belt and reassemble. (4:45)
    • Using your ratchet put the A/C compressor belt on.
    • Bolt the protecting plate back on.
    • Use your 15 mm wrench to release the tension to put your serpentine belt back on.
    • Put your intake assembly back on and clip the radiator hose back into place.

Tools needed for replacement:

    Ratchets & Related

  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 15mm Socket

5.0 / 5.0
2 Reviews
5 Stars
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perfect fit
September 6, 2011
The correct size belt, perfect fit for my 2001 Chevy Tahoe. Some other parts stores will sell you belts that are close, but when installed, the belt tensioner gauge shows in the worn-belt area. Thank you, A1 Auto.
October 16, 2013
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How-to Video:

(09:08 min)

Tools List:

    Ratchets & Related

  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 15mm Socket



This part replaces:

  • AC Delco 4K378

Vehicle Fit

  • 1991-1995 Acura Legend Power Steering Serpentine Belt for V6 3.2L (C32A1) AC Delco 4K378
  • 1996-1998 Acura TL Power Steering Serpentine Belt for V6 3.2L (C32A6) AC Delco 4K378
  • 2002-2004 Cadillac Escalade Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2002-2005 Cadillac Escalade Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2006 Cadillac Escalade Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 Cadillac Escalade Serpentine Belt for V8 6.2L (8th Vin Digit 8) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2003-2004 Cadillac Escalade ESV Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2006 Cadillac Escalade ESV Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 Cadillac Escalade ESV Serpentine Belt for V8 6.2L (8th Vin Digit 8) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2002-2004 Cadillac Escalade EXT Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2006 Cadillac Escalade EXT Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 Cadillac Escalade EXT Serpentine Belt for V8 6.2L (8th Vin Digit 8) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2002-2005 Chevy Avalanche 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2003-2005 Chevy Avalanche 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2006 Chevy Avalanche 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2007-2008 Chevy Avalanche 1500 Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2007-2008 Chevy Avalanche 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 0) AC Delco 4K378
  • 2007-2008 Chevy Avalanche 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit J) AC Delco 4K378
  • 2007-2008 Chevy Avalanche 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 3) AC Delco 4K378
  • 2003-2007 Chevy Express 1500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2003-2004 Chevy Express 1500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2004 Chevy Express 1500 Van Serpentine Belt for V6 4.3L (8th Vin Digit X) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2007 Chevy Express 1500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2008 Chevy Express 1500 Van Serpentine Belt for V8 5.3L (8th Vin Digit 4) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2003-2007 Chevy Express 2500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2003-2007 Chevy Express 2500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2003-2007 Chevy Express 2500 Van Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2003-2004 Chevy Express 2500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2004 Chevy Express 2500 Van Serpentine Belt for V6 4.3L (8th Vin Digit X) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2007 Chevy Express 2500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2008 Chevy Express 2500 Van Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2008 Chevy Express 2500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 2008 Chevy Express 2500 Van Serpentine Belt for V8 5.3L (8th Vin Digit 4) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2003-2007 Chevy Express 3500 Van Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2003-2007 Chevy Express 3500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2004 Chevy Express 3500 Van Serpentine Belt for V6 4.3L (8th Vin Digit X) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2008 Chevy Express 3500 Van Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2008 Chevy Express 3500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 1998-2001 Chevy Metro A/C Compressor & Power Steering Serpentine Belt for L4 1.3L (8th Vin Digit 2) AC Delco 4K378
  • 1999-2007 Chevy Silverado 1500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 1999-2007 Chevy Silverado 1500 Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 1999-2007 Chevy Silverado 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2002-2005 Chevy Silverado 1500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2002-2007 Chevy Silverado 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2005-2006 Chevy Silverado 1500 Serpentine Belt for V8 5.3L (8th Vin Digit B) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2006 Chevy Silverado 1500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 Chevy Silverado 1500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2007-2008 Chevy Silverado 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit J) AC Delco 4K378
  • 2007-2008 Chevy Silverado 1500 Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 2007-2008 Chevy Silverado 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit M) AC Delco 4K378
  • 2007-2008 Chevy Silverado 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 0) AC Delco 4K378
  • 2007-2008 Chevy Silverado 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 3) AC Delco 4K378
  • 2007-2008 Chevy Silverado 1500 Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2007 Chevy Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2007 Chevy Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2007 Chevy Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007 Chevy Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2007 Chevy Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2007 Chevy Serpentine Belt for V8 5.3L (8th Vin Digit B) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2001-2003 Chevy Silverado 1500 HD Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2005-2006 Chevy Silverado 1500 HD Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 1999-2004 Chevy Silverado 2500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 1999-2000 Chevy Silverado 2500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2002-2004 Chevy Silverado 2500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2001-2006 Chevy Silverado 2500 HD Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2002-2005 Chevy Silverado 2500 HD Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2006 Chevy Silverado 2500 HD Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 Chevy Silverado 2500 HD Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2007-2008 Chevy Silverado 2500 HD Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2001-2006 Chevy Silverado 3500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2002-2005 Chevy Silverado 3500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2006 Chevy Silverado 3500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 Chevy Silverado 3500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2007-2008 Chevy Silverado 3500 Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2005-2006 Chevy Silverado Hybrid Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2000-2005 Chevy Suburban 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2000-2006 Chevy Suburban 1500 Serpentine Belt (8th Vin Digit N) For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2002-2006 Chevy Suburban 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2007-2008 Chevy Suburban 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 0) AC Delco 4K378
  • 2007-2008 Chevy Suburban 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 3) AC Delco 4K378
  • 2007-2008 Chevy Suburban 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit J) AC Delco 4K378
  • 2007-2008 Chevy Suburban 1500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2007-2008 Chevy Suburban 1500 Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2000-2006 Chevy Suburban 2500 Serpentine Belt (8th Vin Digit N) For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2007-2008 Chevy Suburban 2500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2007-2008 Chevy Suburban 2500 Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2000-2006 Chevy Tahoe Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2000-2006 Chevy Tahoe Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2002-2006 Chevy Tahoe Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2007-2008 Chevy Tahoe Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 0) AC Delco 4K378
  • 2007-2008 Chevy Tahoe Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 2007-2008 Chevy Tahoe Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit J) AC Delco 4K378
  • 2001-2002 Chevy Tracker A/C Compressor & Power Steering Serpentine Belt for L4 1.6L (8th Vin Digit 6) AC Delco 4K378
  • 2008 Chevy Trailblazer Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit M) AC Delco 4K378
  • 1994-1995 Ford Aspire A/C Compressor & Power Steering Serpentine Belt for L4 1.3L (8th Vin Digit H) AC Delco 4K378
  • 1996-1997 Ford Aspire A/C Compressor & Power Steering Serpentine Belt for L4 1.3L with Factory Installed A/C (8th Vin Digit H) AC Delco 4K378
  • 2003-2007 GMC Savana 1500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2003-2007 GMC Savana 1500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2004-2005 GMC Savana 1500 Van Serpentine Belt for V6 4.3L (8th Vin Digit X) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2008 GMC Savana 1500 Van Serpentine Belt for V8 5.3L (8th Vin Digit 4) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2003-2007 GMC Savana 2500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2003-2007 GMC Savana 2500 Van Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2003-2007 GMC Savana 2500 Van Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2003-2007 GMC Savana 2500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2004-2005 GMC Savana 2500 Van Serpentine Belt for V6 4.3L (8th Vin Digit X) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2008 GMC Savana 2500 Van Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2008 GMC Savana 2500 Van Serpentine Belt for V8 5.3L (8th Vin Digit 4) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2008 GMC Savana 2500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 2003-2007 GMC Savana 3500 Van Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2003-2007 GMC Savana 3500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2008 GMC Savana 3500 Van Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 2008 GMC Savana 3500 Van Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 1999-2006 GMC Sierra 1500 Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 1999-2006 GMC Sierra 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 1999-2006 GMC Sierra 1500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2002-2006 GMC Sierra 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2005-2006 GMC Sierra 1500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2005-2006 GMC Sierra 1500 Serpentine Belt for V8 5.3L (8th Vin Digit B) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2007-2008 GMC Sierra 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit M) AC Delco 4K378
  • 2007-2008 GMC Sierra 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit J) AC Delco 4K378
  • 2007-2008 GMC Sierra 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 0) AC Delco 4K378
  • 2007-2008 GMC Sierra 1500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2007-2008 GMC Sierra 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 3) AC Delco 4K378
  • 2007-2008 GMC Sierra 1500 Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 2007-2008 GMC Sierra 1500 Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2007 GMC Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2007 GMC Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2007 GMC Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2007 GMC Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2007 GMC Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007 GMC Serpentine Belt for V8 5.3L (8th Vin Digit B) For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2001-2003 GMC Sierra 1500 HD Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2005-2006 GMC Sierra 1500 HD Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 1999-2004 GMC Sierra 2500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2001-2006 GMC Sierra 2500 HD Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2005-2006 GMC Sierra 2500 HD Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 GMC Sierra 2500 HD Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2007-2008 GMC Sierra 2500 HD Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2001-2006 GMC Sierra 3500 Serpentine Belt For A/C Compressor & Belt Tensioner (8th Vin Digit U) AC Delco 4K378
  • 2005-2006 GMC Sierra 3500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 GMC Sierra 3500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2005-2006 GMC Sierra Hybrid Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2000-2006 GMC Yukon Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2000-2006 GMC Yukon Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit V) AC Delco 4K378
  • 2002-2006 GMC Yukon Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2007 GMC Yukon Serpentine Belt for V8 4.8L A/C Compressor & Belt Tensioner (8th Vin Digit C) AC Delco 4K378
  • 2007-2008 GMC Yukon Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 0) AC Delco 4K378
  • 2007-2008 GMC Yukon Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit J) AC Delco 4K378
  • 2000-2005 GMC Yukon XL 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit T) AC Delco 4K378
  • 2000-2006 GMC Yukon XL 1500 Serpentine Belt For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2002-2006 GMC Yukon XL 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit Z) AC Delco 4K378
  • 2007-2008 GMC Yukon XL 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 0) AC Delco 4K378
  • 2007-2008 GMC Yukon XL 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit 3) AC Delco 4K378
  • 2007-2008 GMC Yukon XL 1500 Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit J) AC Delco 4K378
  • 2000-2006 GMC Yukon XL 2500 Serpentine Belt For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2005 GMC Yukon XL 2500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 2007-2008 GMC Yukon XL 2500 Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit K) AC Delco 4K378
  • 2007-2008 GMC Yukon XL 2500 Serpentine Belt for V8 6.0L A/C Compressor & Belt Tensioner (8th Vin Digit Y) AC Delco 4K378
  • 2001-2006 GMC Yukon XL Denali Serpentine Belt For A/C Compressor & Belt Tensioner AC Delco 4K378
  • 2005 GMC Yukon XL Denali Serpentine Belt For A/C Compressor & Belt Tensioner V8 6.0L (8th Vin Digit N) AC Delco 4K378
  • 1995-1997 Geo Metro A/C Compressor & Power Steering Serpentine Belt for L4 1.3L (8th Vin Digit 9) AC Delco 4K378
  • 1992-1997 Hyundai Sonata Serpentine Belt for L4 2.0L (8th Vin Digit F) AC Delco 4K378
  • 1998 Hyundai Sonata Serpentine Belt for L4 2.0L AC Delco 4K378
  • 1993-1997 Infiniti J30 A/C Compressor & Idler Pulley Serpentine Belt for V6 3.0L (Engine ID VG30DE) AC Delco 4K378
  • 1998 Kia Sephia A/C Compressor Serpentine Belt for L4 1.8L (8th Vin Digit 1) (without Power Steering) AC Delco 4K378
  • 1998-1999 Kia Sephia A/C Compressor Serpentine Belt for L4 1.8L (8th Vin Digit 5) (without Power Steering) AC Delco 4K378
  • 2000 Kia Sephia A/C Compressor Serpentine Belt for L4 1.8L (8th Vin Digit 1) (without Power Steering) AC Delco 4K378
  • 2000-2004 Kia Spectra A/C Compressor Serpentine Belt for L4 1.8L (8th Vin Digit 1) (without Power Steering) AC Delco 4K378
  • 1990-1993 Mazda Miata MX-5 A/C Compressor & Power Steering Serpentine Belt for for L4 1.6L (8th Vin Digit N) AC Delco 4K378
  • 2003-2005 Mazda Miata MX-5 A/C Compressor & Power Steering Serpentine Belt for L4 1.8L (8th Vin Digit N) AC Delco 4K378
  • 1994-1995 Mitsubishi Diamante Sedan A/C Compressor & Idler Pulley Serpentine Belt for V6 3.0L AC Delco 4K378
  • 1996 Mitsubishi Diamante A/C Compressor & Idler Pulley Serpentine Belt for V6 3.0L AC Delco 4K378
  • 1994-1998 Mitsubishi Galant A/C Compressor & Idler Pulley Serpentine Belt for L4 2.4L (Engine ID 4G64) AC Delco 4K378
  • 1995-1996 Mitsubishi Montero Power Steering Pump & Idler Pulley Serpentine Belt for V6 3.0L (8th Vin Digit H) AC Delco 4K378
  • 1997-1998 Mitsubishi Montero Sport Serpentine Belt for V6 3.0L AC Delco 4K378
  • 1989 Peugeot 405 Alternator & Power Steering Pump Serpentine Belt for L4 1.9L (8th Vin Digit 1) AC Delco 4K378
  • 1990-1991 Peugeot 405 Alternator & Power Steering Pump Serpentine Belt for L4 1.9L (8th Vin Digit C) AC Delco 4K378
  • 1990-1991 Peugeot 405 Alternator & Power Steering Pump Serpentine Belt for L4 1.9L (8th Vin Digit A) AC Delco 4K378
  • 1995-1998 Pontiac Firefly A/C Compressor & Power Steering Serpentine Belt for L4 1.3L (8th Vin Digit 9) AC Delco 4K378
  • 1998-2000 Pontiac Firefly A/C Compressor & Power Steering Serpentine Belt for L4 1.3L (8th Vin Digit 2) AC Delco 4K378
  • 2008 Saab 9-7X Serpentine Belt for V8 5.3L A/C Compressor & Belt Tensioner (8th Vin Digit M) AC Delco 4K378
  • 1985-1989 Subaru XT Serpentine Belt for L4 1.8L (8th Vin Digit 7) AC Delco 4K378
  • 1985-1987 Subaru XT Serpentine Belt for L4 1.8L (8th Vin Digit 4) (without Power Steering) AC Delco 4K378
  • 1985-1989 Subaru XT Serpentine Belt for H4 1.8L (8th Vin Digit 4) (without Air Conditioning) AC Delco 4K378
  • 1991 Subaru XT Serpentine Belt for H4 1.8L (8th Vin Digit 4) AC Delco 4K378
  • 2006-2008 Suzuki Grand Vitara Serpentine Belt for V6 2.7L (8th Vin Digit N) AC Delco 4K378
  • 1999-2002 Suzuki Vitara A/C Compressor & Power Steering Serpentine Belt for L4 1.6L (8th Vin Digit N) AC Delco 4K378
$32.95
Part #: 1AACD00057

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AC DELCO
Brand #: 4K378

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