How to Replace Spark Plugs — 2024-2025 Chevrolet Traverse

Replacing spark plugs on your 2024-2025 Chevrolet Traverse is a key maintenance task to ensure smooth engine performance, prevent misfires, and improve fuel efficiency, typically needed every 60,000-100,000 miles depending on driving conditions. This DIY repair can save you significant money, costing around $40-$80 for parts compared to $150-$250 at a shop, and with the right tools, most DIYers can tackle it confidently. DIY Cost: $40-$80 | Shop Cost: $150-$250

You’re done. Clear any stored codes with your scanner and complete a normal drive cycle so the vehicle’s readiness monitors reset.

If the code returns, the root cause likely wasn’t the part you replaced — go back through the diagnostic steps before swapping anything else.