TSB Document:

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# 3121.

Affected Component: ENGINE AND ENGINE COOLING:COOLING SYSTEM

Summary

EXHAUST VIBRATION RESONANCE OR MOAN IN VEHICLES WITH GEN III V8 ENGINES. *TC

Click a tab for more information.