GMC Sierra 2500 HD Idler Pulley Replacement at your home or office.

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Idler Pulley Replacement Service

How much does a Idler Pulley Replacement cost?

On average, the cost for a GMC Sierra 2500 HD Idler Pulley Replacement is $145 with $22 for parts and $123 for labor. Prices may vary depending on your location.

CarServiceEstimateShop/Dealer Price
2012 GMC Sierra 2500 HDV8-6.0LService typeIdler Pulley ReplacementEstimate$232.07Shop/Dealer Price$265.71 - $337.40
2004 GMC Sierra 2500 HDV8-6.6L Turbo DieselService typeIdler Pulley ReplacementEstimate$179.37Shop/Dealer Price$206.36 - $258.04
2003 GMC Sierra 2500 HDV8-6.0LService typeIdler Pulley ReplacementEstimate$206.07Shop/Dealer Price$239.73 - $311.44
2006 GMC Sierra 2500 HDV8-6.6L Turbo DieselService typeIdler Pulley ReplacementEstimate$179.37Shop/Dealer Price$206.33 - $257.99
2004 GMC Sierra 2500 HDV8-8.1LService typeIdler Pulley ReplacementEstimate$206.07Shop/Dealer Price$239.76 - $311.47
2002 GMC Sierra 2500 HDV8-8.1LService typeIdler Pulley ReplacementEstimate$206.07Shop/Dealer Price$239.73 - $311.44
2005 GMC Sierra 2500 HDV8-8.1LService typeIdler Pulley ReplacementEstimate$212.57Shop/Dealer Price$246.06 - $317.63
2011 GMC Sierra 2500 HDV8-6.0LService typeIdler Pulley ReplacementEstimate$212.57Shop/Dealer Price$246.54 - $318.48
Show example GMC Sierra 2500 HD Idler Pulley Replacement prices

What is the Idler Pulley all about?

An idler pulley is responsible for guiding and maintaining tension with the drive belt. The drive belt (also called the serpentine belt) connects the engine to various components of the vehicle (such as the air conditioning, power steering, and alternator). Power is transferred from the engine to these systems via the drive belt. The belt is held in place by the idler pulley, which keeps the tension on the drive belt and guides it.

Keep in mind:

When an idler pulley is replaced, it’s a good idea to replace the drive belt as well.

How it's done:

  • Inspect engine for noises
  • Inspect the drive belts
  • Spin the pulley
  • Replace the pulleys if found bad
  • Check for proper operations of the belt

Our recommendation:

Any time that drive belt maintenance is performed on your vehicle, the idler pulley should be examined. Idler pulleys usually wear out with time, so it is a safe precautionary procedure to have your idler pulley replaced during any drive belt servicing.

What common symptoms indicate you may need to replace the Idler Pulley?

  • Noises from the engine
  • Warning lights are on
  • Loss of power steering
  • Car is overheating

How important is this service?

The idler pulley is responsible for keeping your drive belt aligned, and for maintaining the tension in the drive belt. The drive belt is used to transfer power from the engine to the alternator, power steering, and air conditioning, among other systems. If the driver pulley starts to degrade, the drive belt will be less efficient, and your vehicle will be liable to overheat or run poorly. If the idler pulley fully breaks, the drive belt will no longer work at all, and your car won’t run.

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Meet some of our expert GMC mechanics

Real customer reviews from GMC owners like you.

Excellent Rating

(74)

Rating Summary
70
2
0
1
1
70
2
0
1
1

Carlos

12 years of experience
77 reviews
Carlos
12 years of experience
GMC Sierra 2500 HD V8-6.6L Turbo Diesel - Other Inspections - Cerritos, California
Carlos was great and was to able explain the mechanical process of the problem to a non-mechanic. Extremely knowledgeable and very friendly and courteous to work with. I highly recommend Carlos and plan on continuing to request his services as needed for my family's vehicle maintenance needs.

Richard

13 years of experience
601 reviews
Richard
13 years of experience
GMC Sierra 2500 HD V8-6.0L - Car AC Belt Replacement - Las Vegas, Nevada
I did not know what to expect when choosing this service. I am so glad I did, Richard did not waste any time in changing my A/C compressor belt, he also performed a diagnostic check on my fan control knob(which only worked on speed 4, 5). He found the problem and was able to fix that too. Richard is everything you want in a mechanic and more. He is, professional, honest, reliable, friendly, fast and knowledgeable. Mahalo for the great work, Richard.

Dustin

13 years of experience
41 reviews
Dustin
13 years of experience
GMC Sierra 2500 HD V8-6.0L - Electric Problems - Santa Fe, Texas
Very efficient and friendly

Randy

22 years of experience
105 reviews
Randy
22 years of experience
GMC Sierra 2500 HD V8-6.6L Turbo Diesel - Window Motor / Regulator Assembly Replacement (Driver Side Rear) - Punta Gorda, Florida
Randy was on time and accurately performed request repair. Highly recommend Randy.

Excellent Rating

(74)

Rating Summary
70
2
0
1
1
70
2
0
1
1
Number of GMC Sierra 2500 HD services completed
814+
services done by our mechanics
TOTAL NUMBER OF EXPERT GMC MECHANICS
900+
experts on our platform

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