Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Date Published
NONE PROVIDED
NHTSA TSB #
10011729
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# 3203.

Summary
RESONANCE NOISE AT IDLE. *EH