April 5: GM Brake Master Cylinder Failure Lawsuit Names 5 Models news | 7 days ago
March 24: GM Recalls Chevy and GMC Trucks With Dual Fuel Tanks recalls | 19 days ago
March 7: GM 1.2-Liter Turbo Engine Problems Cause Class Action Lawsuit news | 36 days ago
March 1: GM Engine Failure Class Action Lawsuit Begins news | 42 days ago
February 28: GM Lifter Lawsuit Update: Motion to Sever Denied news | 43 days ago
Chevrolet TSB #08-08-46-008C
2009 Chevrolet Impala
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# 08-08-46-008C.
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- GM: THERE ARE MULTIPLE CONCERNS WITH THE ONSTAR SYSTEM. IT IS NOT WORKING CORRECTLY AND THE BATTERY MAY DRAIN. *RM
Click a tab for more information.




