Replaces

2006-2009 Pontiac G6 Serpentine Belt Tensioner with Pulley for V6 3.9L

This part replaces:

  • OE # 12577764, 12603527

  • New

This replacement serpentine belt tensioner is just what you need to get your vehicle in good working order again! If you are hearing a whirring noise from the front of your engine or if your belt often screeches you may be in need of a new belt tensioner. This part commonly wears out between 60,000 and 70,000 Miles. If it fails suddenly it can leave you stranded.

Specifications:

  • Brand New Serpentine Belt Tensioner
  • Includes pulley
  • Replaces dealer part numbers: 12577764, 12603527
  • Direct replacement
  • Built to strict quality control standards

This tensioner makes a great replacement and has good cost savings over a dealer unit.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. Removing the Coolant Bottle (0:45 in the video)
    • Remove the two 10mm nuts that hold the coolant overflow tank
    • Pull the coolant tank up and out
  2. Removing the Serpentine Belt (1:11 in the video)
    • Remove the 13mm nut from the tensioner bracket
    • Familiarize yourself with the route of the serpentine belt
    • Insert the 3/8 inch drive ratchet into the tensioner
    • Turn the tensioner clockwise to loosen the belt
    • Pull the belt off the alternator
    • Release the tensioner
    • Pull the belt off by hand
  3. Removing the Tensioner (2:28 in the video)
    • Loosen the 15mm bolt holding the tensioner with a 3/8" breaker bar or 3/8" drive ratchet with a piece of pipe for leverage
    • Remove the 15mm bolt holding the tensioner
    • Remove the tensioner
  4. Installing the Tensioner (3:18 in the video)
    • Place the bolt in its proper hole
    • Align the pin on the tensioner with the hole on the engine block
    • Hand thread the 15mm bolt as far as possible
    • Tighten the bolt between 40 and 45 foot-pounds
  5. Reinstalling the Serpentine Belt (4:30 in the video)
    • Familiarize yourself with the diagram of the serpentine belt
    • Loop the belt around the crank pulley and A/C Pulley
    • Bring it around the power steering pulley
    • Bring it around the water pump
    • Bring it around the idler pulley
    • Bring it around the belt tensioner
    • Pull the tensioner clockwise with the 3/8 inch ratchet
    • Pull the belt over the alternator
    • Release the tensioner
    • Check that the belt is on correctly on all the pulleys
    • Place the 13mm bolt back into the bracket
  6. Reinstalling the Coolant Bottle (7:17 in the video)
    • Insert the coolant bottle into place
    • Tighten the 10mm nuts to the coolant bottle

Tools needed for replacement:

    Ratchets & Related

  • 3/8 Inch Breaker Bar
  • 3/8 Inch Drive Ratchet
  • Ratchet

  • Sockets - Metric

  • 10mm Socket
  • 13mm Socket
  • 15mm Socket

  • Specialty Tools

  • A Piece of Pipe (for leverage)

How-to Video:

(07:56 min)

Tools List:

    Ratchets & Related

  • 3/8 Inch Breaker Bar
  • 3/8 Inch Drive Ratchet
  • Ratchet

  • Sockets - Metric

  • 10mm Socket
  • 13mm Socket
  • 15mm Socket

  • Specialty Tools

  • A Piece of Pipe (for leverage)



This part replaces:

  • OE # 12577764, 12603527

Vehicle Fit

  • 2006-2007 Buick Terraza Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2006-2011 Chevy Impala Serpentine Belt Tensioner with Pulley for V6 3.5L
  • 2006-2007 Chevy Malibu SS Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2007-2010 Chevy Malibu Serpentine Belt Tensioner with Pulley for V6 3.5L
  • 2006-2007 Chevy Malibu Maxx SS Serpentine Belt Tensioner with Pulley
  • 2007 Chevy Malibu Maxx Serpentine Belt Tensioner with Pulley
  • 2006 Chevy Monte Carlo Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2006-2007 Chevy Monte Carlo Serpentine Belt Tensioner with Pulley for V6 3.5L
  • 2006-2009 Chevy Uplander Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2006-2009 Pontiac G6 Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2007-2010 Pontiac G6 Serpentine Belt Tensioner with Pulley for V6 3.5L
  • 2006-2009 Pontiac Montana Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2006 Pontiac Montana SV6 Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2007-2008 Saturn Aura Serpentine Belt Tensioner with Pulley for V6 3.5L
  • 2006-2007 Saturn Relay Serpentine Belt Tensioner with Pulley for V6 3.9L
  • 2008-2009 Saturn Vue Serpentine Belt Tensioner with Pulley for V6 3.5L
$42.95
Save 56%
List: $97.25 Save: $54.30
Only 1 left in stock
Part #: 1AEBT00073

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"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
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