Why the cabin air filter is the most ignored part on the car. Applied to a 2018-2023 Traverse, here is what that looks like.
Brakes
Watch for a squeal that shows up cold and disappears after two or three stops. Inspect at every tire rotation. Most GM trucks and SUVs go 30,000 to 60,000 miles on front pads depending on how they are used, and towing cuts that hard.
Exhaust and Emissions
Watch for a diesel that regenerates far more often than it used to. Not scheduled. Converters are warranted separately under federal emissions rules, so check coverage before you buy.
Filters and Fluids
Watch for an oil life monitor that reaches zero faster than it used to. Follow the oil life monitor rather than a fixed mileage. Engine air filter every 30,000 to 45,000 miles. Transmission service intervals vary widely by transmission and by whether you tow.
Ignition and Engine Management
Watch for fuel economy that drifts down a mile or two per gallon over a few months. Iridium plugs on most modern GM engines are a 90,000 to 100,000 mile item. Coils are replaced on failure, not on a schedule.
The Short Version
- Brake pads: Front and rear pads are almost never the same part, and heavy duty, tow and performance brake packages use different calipers and rotors than the base vehicle.
- Catalytic converters: Emissions equipment varies by state of original sale on some model years.
- Oil filters: Engine size and emissions equipment change the filter, and diesel filter kits in particular are not interchangeable across model years.
- Spark plugs: The same nameplate can have three different engines in one model year. VIN is the only reliable way to get the right plug.
We have been selling GM parts online since 2009 and out of the Dallas store since 1956. Start with our Chevrolet OEM parts catalog, or search for Traverse parts.
Where to Buy
- Genuine Chevrolet OEM parts
- Brake Pads
- Catalytic Converters
- Oil Filters
- Spark Plugs
- Wholesale account setup



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