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A serpentine belt replacement is estimated at $154–$212 in the U.S., including $89–$130 for labor and $65–$82 for parts, according to RepairPal’s estimate updated September 3, 2026. That estimate excludes taxes, fees, local pricing differences, and any related repairs, so use it as a benchmark—not a quote for your car.
What does a serpentine belt replacement cost?
RepairPal’s U.S. estimate, updated September 3, 2026, breaks down as follows:
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| Item | RepairPal estimate |
|---|---|
| Total | $154–$212 |
| Labor | $89–$130 |
| Parts | $65–$82 |
The estimate does not include taxes or fees, account for local pricing, or cover repairs that may be needed alongside the belt. For comparison, Firestone Complete Auto Care published an older average of $100–$150 including labor on May 21, 2024, and noted that cost varies by vehicle and situation. Because the figures come from different sources and dates, they are not interchangeable quotes.
Vehicle-specific estimates can also differ from the national range. RepairPal’s estimate for a Chevrolet Silverado 1500 is $196–$303; both that figure and the national range are estimates updated September 3, 2026, not guaranteed local prices. See RepairPal’s estimate and vehicle options.
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- Drives multiple engine functions
- Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
- Premium aftermarket replacement part
- Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
- Manufactured to meet or exceed strict quality requirements
Why does the price vary?
The belt and labor are only the starting point. Vehicle configuration and optional equipment can affect belt fit and access, while local labor rates and parts pricing affect the final quote. Related work, diagnostics, taxes, and shop fees can add to the total; RepairPal’s estimate excludes taxes and fees and notes that related repairs may also be needed. Its methodology also says individual certified shops may charge different labor rates and parts prices. RepairPal’s estimate methodology
Compare the proposed scope, not just the headline price. Check whether the quote covers only the belt or also a tensioner or pulleys, and whether diagnostics, taxes, and fees are included.
What does the serpentine belt do, and when should it be inspected?
The belt transfers engine power to accessories such as the alternator, power-steering pump, and air-conditioning compressor. Some vehicles also use it to drive the water pump, so the consequences of a failed belt depend on the vehicle’s design.
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- Meets or Exceeds OEM Specifications; Long-life EPDM Rubber Compound
- Proprietary rubber formulation for quiet operation
- Synthetic tension members with balanced twist cord ensures neutral tracking when running
- AutoCare Association recommends inspecting belts at 60,000 miles and replacing at 90,000 miles
- Length: 84.2 inch or 2139 mm; Alternate Part Number 6PK2139
Firestone lists fraying, tearing, cracks, glazing, squealing or chirping, slipping, and loss of belt tension as warning signs. Noise alone does not prove the belt is the problem: tension, pulley alignment, or leaks may also be involved. Worn or stuck pulleys can damage a replacement belt, so ask for an inspection of the belt drive when symptoms appear. Firestone’s serpentine-belt guidance
Firestone gives 60,000–100,000 miles as a broad expected-life guideline, not a fixed replacement interval. Follow the maintenance schedule for your specific vehicle.
Should the tensioner or pulleys be replaced too?
Not automatically. Gates recommends replacing the serpentine belt and tensioner together when servicing major components, and its complete kits can include a tensioner and pulleys. That is the parts maker’s guidance, not proof that every belt replacement requires a kit. Gates automotive belt information and Gates automotive tensioner information
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- Essential for specifically-identified demanding accessory belt drives
- Exact OEM aramid cord construction replacement
- Extends belt life and other accessory drive components on applications requiring replacement of an aramid cord belt
- Reduces noise, vibration and harshness
- K06 13/16" x 88 7/8"
Ask the shop to inspect the related components and explain any recommended additional work. Before approving it, get a written scope showing which parts are included and why they need replacement.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Can you replace a serpentine belt yourself?
Many serpentine-belt jobs require only simple tools, but the procedure varies substantially by vehicle. Tight access—especially in some transverse-engine layouts—can make the work difficult, and some vehicles require a special tool to release and lock the tensioner. Look up instructions for your exact vehicle before buying a belt or starting the job.
For a DIY-versus-shop decision, weigh the procedure and required tools against the value of a professional inspection and any applicable service or warranty terms. The available estimates do not establish a universal amount you will save by doing the job yourself.
How to compare quotes or choose the correct belt
- Confirm fitment. Match the belt to the vehicle’s year, make, model, engine, and relevant equipment. Optional equipment can affect belt sizing.
- Compare the repair scope. Check whether each quote covers the belt only or also a tensioner, pulleys, or diagnostics.
- Compare the out-the-door total. Ask whether labor, parts, taxes, fees, and diagnostics are included, and account for the shop’s location.
- Request an inspection if there are symptoms. A squeal or slipping belt can have causes beyond the belt itself.
RepairPal provides location-informed estimates, and Firestone offers belt inspection and replacement. RepairPal estimate · Firestone belt service information
