1AESB00053-Serpentine Belt

Replaces

Serpentine Belt ACDelco K040378HD

1AESB00053
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Part 1AESB00053
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AC DELCO
Brand #: K040378HD

Frequently bought together

Description
Vehicle Fit
Warranty & Shipping
How-To & Tools

Part Details

  • Product Grade:   Heavy Duty

Item Condition: New

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. This warranty covers the cost of the part only.

  1. step : Removing the Air Intake Hose (0:40)
    • Loosen the air intake hose clamps with a flat blade screwdriver
    • Unclip the intake hose from the radiator hose
    • Pull the intake hose up and out
  2. step : Removing the Radiator Fan Shroud (1:23)
    • Remove the two 10mm bolts from the radiator fan shroud
    • Unclip the radiator hose from the fan shroud
    • Pry the four plastic clips out of the fans shroud with a flat blade screwdriver
    • Pull the fan shroud up and out
  3. step : Removing the Serpentine Belt (2:39)
    • Attach a 15mm socket and ratchet to the serpentine belt tensioner
    • Turn the tensioner counterclockwise to loosen the belt
    • Pull the belt off the tensioner
    • Release the tensioner
    • Pull the belt off all the pulleys
  4. step : Removing the A/C Compressor Belt (3:16)
    • Remove the five 15mm bolts from the skid plate
    • Attach a 3/8 inch ratchet to the A/C belt tensioner
    • Pull the tensioner down to loosen the belt
    • Pull off the A/C belt
  5. step : Installing the New A/C Belt (4:01)
    • Feed the new A/C belt into place
    • Attach a 3/8 inch ratchet to the A/C belt tensioner
    • Pull the tensioner down to loosen the belt
    • Pull the belt around the pulleys
    • Release the tensioner
    • Lift the skid plate into place
    • Insert the five 15mm bolts into the skid plate
  6. step : Reinstalling the Serpentine Belt (5:24)
    • Familiarize yourself with the belt routing diagram
    • Route the belt onto all but one pulley, following the diagram
    • Attach a 15mm socket and ratchet to the serpentine belt tensioner
    • Turn the tensioner counterclockwise to loosen the belt
    • Pull the belt onto the remaining pulley
    • Release the tensioner
  7. step : Reinstalling the Fan Shroud (6:35)
    • Push the fan shroud into place
    • Push the four plastic clips into the fan shroud
    • Clip the radiator hose into the fan shroud
    • Insert the two 10mm bolts into the fan shroud
  8. step : Reinstalling the Air Intake Hose (7:15)
    • Push the intake hose into place
    • Tighten the intake hose clamps with a flat blade screwdriver
    • Clip the radiator hose to the air intake hose

Tools needed for replacement:

    Ratchets & Related

  • 3/8 Inch Drive Ratchet
  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 10mm Socket
  • 15mm Socket


Fits the following Makes:

Year Make Model Description
1996-1997Acura SLX Acura SLX V6 3.2L Alternator & Fan Serpentine Belt
2002-2005Cadillac Escalade Cadillac Escalade V8 5.3L Air Conditioning Compressor Serpentine Belt
2002-2006Cadillac Escalade Cadillac Escalade V8 6.0L Air Conditioning Compressor Serpentine Belt
2007-2008Cadillac Escalade Cadillac Escalade V8 6.2L Air Conditioning Compressor Serpentine Belt
2003-2006Cadillac Escalade ESV Cadillac Escalade ESV V8 6.0L Air Conditioning Compressor Serpentine Belt
2007-2008Cadillac Escalade ESV Cadillac Escalade ESV V8 6.2L Air Conditioning Compressor Serpentine Belt
2002-2006Cadillac Escalade EXT Cadillac Escalade EXT V8 6.0L Air Conditioning Compressor Serpentine Belt
2007-2008Cadillac Escalade EXT Cadillac Escalade EXT V8 6.2L Air Conditioning Compressor Serpentine Belt
2007-2008Chevrolet Avalanche Chevrolet Avalanche V8 6.0L Air Conditioning Compressor Serpentine Belt
2007-2008Chevrolet Avalanche Chevrolet Avalanche V8 5.3L Air Conditioning Compressor Serpentine Belt
2002-2006Chevrolet Avalanche 1500 Chevrolet Avalanche 1500 V8 5.3L Air Conditioning Compressor Serpentine Belt
2003-2008Chevrolet Express 1500 Van Chevrolet Express 1500 Van V8 5.3L Air Conditioning Compressor Serpentine Belt
2003-2005Chevrolet Express 2500 Van Chevrolet Express 2500 Van V8 5.3L Air Conditioning Compressor Serpentine Belt
2003-2008Chevrolet Express 2500 Van Chevrolet Express 2500 Van V8 6.0L Air Conditioning Compressor Serpentine Belt
2003-2008Chevrolet Express 2500 Van Chevrolet Express 2500 Van V8 4.8L Air Conditioning Compressor Serpentine Belt
2003-2008Chevrolet Express 3500 Van Chevrolet Express 3500 Van V8 6.0L Air Conditioning Compressor Serpentine Belt
2005-2008Chevrolet Express 3500 Van Chevrolet Express 3500 Van V8 4.8L Air Conditioning Compressor Serpentine Belt
1999-2008Chevrolet Silverado 1500 Chevrolet Silverado 1500 V8 4.8L Air Conditioning Compressor Serpentine Belt
1999-2008Chevrolet Silverado 1500 Chevrolet Silverado 1500 V8 5.3L Air Conditioning Compressor Serpentine Belt
2001-2008Chevrolet Silverado 1500 Chevrolet Silverado 1500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2007Chevrolet Silverado 1500 Classic Chevrolet Silverado 1500 Classic V8 6.0L Air Conditioning Compressor Serpentine Belt
2007Chevrolet Silverado 1500 Classic Chevrolet Silverado 1500 Classic V8 5.3L Air Conditioning Compressor Serpentine Belt
2007Chevrolet Silverado 1500 Classic Chevrolet Silverado 1500 Classic V8 4.8L Air Conditioning Compressor Serpentine Belt
2001-2003Chevrolet Silverado 1500 HD Chevrolet Silverado 1500 HD Air Conditioning Compressor Serpentine Belt
2005-2006Chevrolet Silverado 1500 HD Chevrolet Silverado 1500 HD V8 6.0L Air Conditioning Compressor Serpentine Belt
2007Chevrolet Silverado 1500 HD Classic Chevrolet Silverado 1500 HD Classic V8 6.0L Air Conditioning Compressor Serpentine Belt
1999-2000Chevrolet Silverado 2500 Chevrolet Silverado 2500 V8 5.3L Air Conditioning Compressor Serpentine Belt
1999-2004Chevrolet Silverado 2500 Chevrolet Silverado 2500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2001-2008Chevrolet Silverado 2500 HD Chevrolet Silverado 2500 HD V8 6.0L Air Conditioning Compressor Serpentine Belt
2007Chevrolet Silverado 2500 HD Classic Chevrolet Silverado 2500 HD Classic V8 6.0L Air Conditioning Compressor Serpentine Belt
2001-2006Chevrolet Silverado 3500 Chevrolet Silverado 3500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2007Chevrolet Silverado 3500 Classic Chevrolet Silverado 3500 Classic V8 6.0L Air Conditioning Compressor Serpentine Belt
2007-2008Chevrolet Silverado 3500 HD Chevrolet Silverado 3500 HD V8 6.0L Air Conditioning Compressor Serpentine Belt
2000-2008Chevrolet Suburban 1500 Chevrolet Suburban 1500 V8 5.3L Air Conditioning Compressor Serpentine Belt
2006-2008Chevrolet Suburban 1500 Chevrolet Suburban 1500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2000-2008Chevrolet Suburban 2500 Chevrolet Suburban 2500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2000-2008Chevrolet Tahoe Chevrolet Tahoe V8 5.3L Air Conditioning Compressor Serpentine Belt
2000-2008Chevrolet Tahoe Chevrolet Tahoe V8 4.8L Air Conditioning Compressor Serpentine Belt
2003-2008GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L Air Conditioning Compressor Serpentine Belt
2003-2008GMC Savana 2500 Van GMC Savana 2500 Van V8 4.8L Air Conditioning Compressor Serpentine Belt
2003-2008GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L Air Conditioning Compressor Serpentine Belt
2003-2005GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L Air Conditioning Compressor Serpentine Belt
2003-2008GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Air Conditioning Compressor Serpentine Belt
2004-2008GMC Savana 3500 Van GMC Savana 3500 Van V8 4.8L Air Conditioning Compressor Serpentine Belt
1999-2008GMC Sierra 1500 GMC Sierra 1500 V8 5.3L Air Conditioning Compressor Serpentine Belt
1999-2008GMC Sierra 1500 GMC Sierra 1500 V8 4.8L Air Conditioning Compressor Serpentine Belt
2001-2008GMC Sierra 1500 GMC Sierra 1500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic V8 5.3L Air Conditioning Compressor Serpentine Belt
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic V8 4.8L Air Conditioning Compressor Serpentine Belt
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic V8 6.0L Air Conditioning Compressor Serpentine Belt
2001-2003GMC Sierra 1500 HD GMC Sierra 1500 HD Air Conditioning Compressor Serpentine Belt
2005-2006GMC Sierra 1500 HD GMC Sierra 1500 HD Air Conditioning Compressor Serpentine Belt
2007GMC Sierra 1500 HD Classic GMC Sierra 1500 HD Classic Air Conditioning Compressor Serpentine Belt
1999-2000GMC Sierra 2500 GMC Sierra 2500 V8 5.3L Air Conditioning Compressor Serpentine Belt
1999-2004GMC Sierra 2500 GMC Sierra 2500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2001-2008GMC Sierra 2500 HD GMC Sierra 2500 HD V8 6.0L Air Conditioning Compressor Serpentine Belt
2007GMC Sierra 2500 HD Classic GMC Sierra 2500 HD Classic V8 6.0L Air Conditioning Compressor Serpentine Belt
2001-2006GMC Sierra 3500 GMC Sierra 3500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2007GMC Sierra 3500 Classic GMC Sierra 3500 Classic V8 6.0L Air Conditioning Compressor Serpentine Belt
2007-2008GMC Sierra 3500 HD GMC Sierra 3500 HD V8 6.0L Air Conditioning Compressor Serpentine Belt
2000-2008GMC Yukon GMC Yukon V8 6.0L Air Conditioning Compressor Serpentine Belt
2000-2008GMC Yukon GMC Yukon V8 5.3L Air Conditioning Compressor Serpentine Belt
2000-2008GMC Yukon XL 1500 GMC Yukon XL 1500 V8 5.3L Air Conditioning Compressor Serpentine Belt
2000-2008GMC Yukon XL 2500 GMC Yukon XL 2500 V8 6.0L Air Conditioning Compressor Serpentine Belt
2003-2007Hummer H2 Hummer H2 V8 6.0L Air Conditioning Compressor Serpentine Belt
2008Hummer H2 Hummer H2 V8 6.2L Air Conditioning Compressor Serpentine Belt

Part Interchange

Brand Label Part Number
DIY Solutions BEP00320

This item may be interchangeable with parts from other brands with the above part numbers. This information is provided only for reference and does not guarantee that the item you are purchasing is identical to parts with part numbers from the brands listed above. To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.

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AC DELCO
Brand #: K040378HD
Product Reviews
5.00/ 5.0 2
2 reviews
5 Stars
4 Stars
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1 Star
2
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Serpentine Belt
May 11, 2019
Works great. Would recommend. Love 1A Auto!
Serpentine belt
August 16, 2020
This belt is the shorter belt that fits behind the alternator serpentine Good quality belt
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