Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.
Wrenchy
Go-Parts Garage
Expert guides for diagnosing, troubleshooting, and replacing auto parts Expert guides for diagnosing and replacing auto parts
Browse All Articles →
🎬 Helpful Videos 🛍️ Shop This Part

Acura TL Accessory Drive Belt Guide (2000-2004)

A squealing belt is more than just an annoyance; it's a warning sign. Here's what every 2000-2004 Acura TL owner needs to know.

3 minutes to read 2000-2004 Acura TL
Difficulty
2/5
Est. Time
0.75 hrs
DIY Doable?
✅ Yes
Shop Labor
$55-$110
🚫 Do not drive — A broken belt will cause an immediate loss of power steering and stop the battery from charging, making the vehicle unsafe to operate.
Key Takeaways
  • A noisy belt is often caused by a failing tensioner; consider replacing both on cars with over 75,000 miles.
  • Aftermarket brands like Bando and Mitsuboshi offer OEM-quality for a lower price, as they are often the original suppliers for Acura.
  • This is a simple DIY replacement that can be done in under an hour with basic tools, saving significant labor costs.
  • Visually inspect the belt for cracks and fraying at every oil change to prevent being stranded by a sudden failure.
The accessory drive belt, often called a serpentine belt, is a single, long, ribbed rubber belt that transfers power from the engine to several crucial components. In your Acura TL, it drives the alternator, which charges the battery and powers all electronics. It also runs the power steering pump, providing steering assistance, and the air conditioning compressor to cool the cabin. If this belt fails, all these systems will stop working instantly.

Signs of a Failing Accessory Drive Belt

A worn-out accessory drive belt will give you clear warning signs. The most common symptom is a high-pitched squeal or a persistent chirping noise, especially when you first start the engine 🎬 Learn how to fix a squeaky serpentine belt yourself. on a cold day. You should also perform a visual inspection. Look for:

  • Cracks, tears, or fraying along the belt's ribs or edges.
  • A glazed or shiny appearance on the belt's surface, which indicates it's slipping.
  • Contamination from fluids like oil or power steering fluid.

If the belt breaks completely, you will experience an immediate loss of power steering, your A/C will stop blowing cold air, and the battery warning light will illuminate on your dashboard. This is a critical failure that requires immediate attention.

A Note on the Belt Tensioner

A rattling or chirping noise from the engine bay is often blamed on the belt, but it's frequently caused by a failing accessory belt tensioner. This spring-loaded part keeps the belt tight. On a higher-mileage TL (over 75,000 miles), it is a smart move to replace the tensioner and the belt at the same time to avoid future problems. A weak tensioner can cause a brand-new belt to make noise or wear out quickly.

Choosing the Right Aftermarket Belt

For the 2000-2004 Acura TL, you don't need to buy the genuine Acura part to get excellent quality. Many aftermarket brands are the original equipment manufacturers (OEM) for Honda/Acura.

  • OEM-Equivalent Brands (Bando, Mitsuboshi): Bando and Mitsuboshi are well-known OEM suppliers for Japanese automakers. Choosing a belt from either of these brands is essentially like getting the same quality part that was installed at the factory, often for a lower price.
  • Reputable Aftermarket (ACDelco): ACDelco is a trusted brand that produces reliable aftermarket parts. Their belts are made with quality EPDM rubber that resists cracking and high temperatures, ensuring a long service life.

For this specific part, aftermarket options provide excellent value without sacrificing quality or longevity.

Accessory Drive Belt Replacement Costs (2000-2004 Acura TL)

Part/Service Estimated Cost
New Aftermarket Belt $19.48 - $56.69
New OEM Belt $25 - $80
Shop Labor $55 - $110
Total (Aftermarket Part + Labor) $75 - $167

Pro Tip: Replacing the belt is a straightforward DIY job for those with basic tools. The most difficult part is using a 14mm wrench or serpentine belt tool to release the tensioner. Doing it yourself can save you over $100 in labor costs.

🎬 Watch this step-by-step DIY tutorial for replacing your belt.

Frequently Asked Questions

How often should I replace the accessory drive belt?

There is no strict replacement interval from Acura. Instead, the belt should be inspected at every oil change for signs of wear. As a general rule, plan on replacing it every 60,000 to 100,000 miles, or as soon as you notice any cracking, fraying, or noise.

Is this the same as the timing belt?

No. The accessory drive belt is visible on the side of the engine and runs external components. The timing belt is located behind a protective cover and is critical for engine timing. While you have the accessory belt off, it's a good time to inspect the separate power steering pump belt if your model has one.

🎬 See how to remove both power steering and serpentine belts.
Can I replace the accessory drive belt myself?

Yes, this is a very DIY-friendly job. The process involves using a 14mm wrench on the tensioner to create slack, slipping the old belt off, routing the new one according to the diagram (take a picture beforehand), and releasing the tensioner. Always double-check that the belt is correctly seated in all the pulley grooves before starting the engine.

Are there any recalls or TSBs for the belt on my TL?

There are no specific recalls for the accessory drive belt on the 2000-2004 Acura TL. However, a noisy belt tensioner is a very common issue on this engine and is often misdiagnosed as a bad belt. A Technical Service Bulletin (TSB 10-035) for belt squeaking existed for later 2007-2008 models due to A/C compressor bolts but does not apply to this year range.

Top 10 Serpentine Belt in 2025 | Detailed Reviews & Buyer's Guide
Top 10 Serpentine Belt in 2025 | Detailed Reviews & Buyer's Guide
“Acura TL Serpentine Belt Replacement | Step-by-Step DIY Tutorial”
“Acura TL Serpentine Belt Replacement | Step-by-Step DIY Tutorial”
How to remove power steering belt and serpentine belt on Acura Tl
How to remove power steering belt and serpentine belt on Acura Tl
Acura TL and MDX Belt Replacement | Honda Accord and Odyssey Belt
Acura TL and MDX Belt Replacement | Honda Accord and Odyssey Belt
DIY: How to fix a squeaky serpentine belt on an Acura TL, MDX or ZDX
DIY: How to fix a squeaky serpentine belt on an Acura TL, MDX or ZDX

Technical Specifications

OEM Part Numbers: 56992-P8A-A01 38920-P8C-305 56992-P8A-305 38920-RCA-A03

The 2000-2004 Acura TL uses a single multi-rib (or serpentine) belt. The main belt typically has 6 ribs. Some models may have a second, smaller V-belt for the power steering pump.

Wrenchy
Article researched & written by
Go-Parts' AI research assistant. Every article is backed by live web research, verified OEM data, and real technician knowledge — so you get accurate, up-to-date information you can trust.
Meet Wrenchy → Updated Apr 6, 2026

The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.

Year Coverage
This article covers the Accessory Drive Belt for:
  • Acura TL: 20002001200220032004
In this article
🎬 Helpful Videos
Jump to ▴

Email This Guide

We'll send you a link to this article so you can read it later or share it.

Added to cart · Part