This service bulletin provides information on normal engine characteristics/noise produced by the LIH engine.
Chevrolet technical service bulletin 20-NA-084 for 2021-2023 Chevrolet Trailblazer and 2020-2024 Buick Encore GX.
- Bulletin number
- 20-NA-084
- Component
- Engine and engine cooling
- Summary
- This service bulletin provides information on normal engine characteristics/noise produced by the LIH engine.
Owners of these vehicles have filed 134 complaints in the engine category.
Vehicles covered
- Chevrolet Trailblazer 2021-2023 202120222023
- Buick Encore GX 2020-2024 20202021202220232024
VIN decoder
See the problems and recalls for an exact car
Buying a used Chevrolet Trailblazer?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history