When to replace timing chain Chevy Traverse?

The timing chain in a Chevy Traverse is a critical component that ensures the proper synchronization of the engine's valves and crankshaft. Over time, the timing chain can stretch, wear out, or even break, leading to significant engine problems. Knowing when to replace the timing chain in your Traverse can help you avoid costly repairs and maintain the overall health of your vehicle.

Signs It's Time to Replace the Timing Chain

• Increased Engine Noise: A worn or stretched timing chain can cause a rattling or ticking noise from the engine, especially at startup or under load.


• Misfiring or Poor Engine Performance: A failing timing chain can cause the engine to misfire, lose power, or run rough.


• Check Engine Light Illumination: The check engine light may illuminate due to timing chain-related issues, such as incorrect valve timing.li>
  
• Excessive Oil Consumption: A worn timing chain can allow oil to leak into the combustion chamber, leading to increased oil consumption.

If you notice any of these symptoms, it's important to have your Traverse's timing chain inspected by a qualified mechanic as soon as possible to prevent further damage to the engine.

Recommended Timing Chain Replacement Interval

The recommended timing chain replacement interval for a Chevy Traverse can vary depending on the model year and driving conditions. Generally, it's a good idea to replace the timing chain every 60,000 to 100,000 miles, or as specified in your owner's manual.

However, it's important to note that the timing chain's lifespan can be affected by factors such as towing heavy loads, frequent high-speed driving, or operating in extreme temperatures. If you use your Traverse in these conditions, you may need to replace the timing chain more frequently.

Timing Chain Replacement Cost

The cost to replace the timing chain in a Chevy Traverse can range from $800 to $1,500 or more, depending on the specific model, labor costs, and any additional parts that may need to be replaced, such as the timing chain tensioner or guides.

It's important to address any timing chain issues promptly to avoid more extensive and costly engine repairs down the line. By being proactive and replacing the timing chain at the recommended intervals, you can help ensure the long-term reliability and performance of your Chevy Traverse.

How much does it cost to replace a timing chain on a Chevy Traverse?

A Chevy Traverse timing chain replacement can cost between $1,500 and $4,000 at a professional shop, but could be $500 to $900 if you do it yourself. The final price depends on parts cost, labor rates, and whether additional components like tensioners are replaced concurrently, which is often recommended to save on future labor. 
Cost breakdown

• Professional Repair:
  • Average Cost: $1,500 to $4,000.
  • Labor: This is a significant part of the cost, as it can take 4 to 8 hours of labor, depending on the mechanic's hourly rate ($85-$125/hour is common). Some models require removing the engine for access, which increases labor time.
  • Parts: A full kit with gaskets, tensioners, and the chain itself can cost between $500 and $900 for the parts alone.
• DIY (Do-It-Yourself):
  • Average Cost: $500 to $900 for parts.
  • Labor: You save the cost of professional labor, but you will need to have the correct tools and mechanical knowledge to complete the job. 

Factors that influence the cost

• Parts: The cost of parts varies by brand and quality. Using OEM (Original Equipment Manufacturer) parts is often more expensive but is generally recommended.
• Labor Rates: Labor costs are higher in metropolitan areas compared to rural areas.
• Additional Parts: It is common practice to replace other parts like the oil pump and tensioners at the same time as the timing chain to avoid future repairs. This will add to the total cost, but can save money on labor down the line.
• Timing of Repair: Waiting until the timing chain fails completely can lead to catastrophic engine damage and much higher repair costs, potentially requiring a full engine replacement (which can cost upwards of $6,000 or more). 

This video explains how to determine if your timing chain needs to be replaced: 59sOBD InsightsYouTube · Dec 30, 2024

Did GM fix the 3.6 L timing chain problems?

GM did not issue a universal "fix" for the 3.6L timing chain issue, but they made significant improvements to the engine's design around the 2012-2013 model year that greatly reduced the problem. While later models are less prone to failure, proper maintenance, especially consistent and timely oil changes, is still crucial for preventing issues that can arise from oil-related problems like low oil pressure and consumption. 
What was the issue?

• The main issue was related to the timing chain stretching, which is often exacerbated by stretched chains. 
• Low oil levels and infrequent oil changes could cause the hydraulic tensioners to lose pressure, leading to slack chains and potential failure. 
• Oil consumption, particularly on earlier models, could be a contributing factor. 

What did GM do?

• Design changes: By the 2012 model year, GM made changes to help address the issue, including updates to the oiling system to better lubricate the chains.
• Improved parts: Later engines incorporated improved materials to reduce failure rates.
• Warranty extensions: GM also offered extended warranties and recommended regular oil changes for earlier models. 

How to prevent issues

• Maintain oil levels: Regularly check your oil and keep it at the proper level. 
• Change oil frequently: Follow a more aggressive oil change schedule than the vehicle's oil life monitor suggests, especially before 5,000 miles, say many mechanics. 
• Use quality oil: Use the correct grade of oil recommended for your engine. 
• Watch for symptoms: Be aware of symptoms like engine noise, loss of power, and check engine lights (P0016, P0017, etc.) and have them inspected immediately. 

When should a traverse timing chain be replaced?

How often do Timing Chain and Gear Sets need replacement? Timing chains and timing gears are meant to last the life of the vehicle, and typically never need replacement for maintenance purposes.

What year did Chevy Traverse have timing chain issues?

2011 models also saw that the timing chain had issues and caused the engine to underperform or rattle when they started the SUV.