GMC TSB #270901
2000 GMC Envoy
Affected Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM
- TSB Document
-  - Sorry, the NHTSA has not posted this TSB document yet.
 You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# 270901. 
- Summary
- SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG
