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Service bulletins for the 2008 Chevrolet HHR

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

939 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Ignition are shown. Show all

Bulletins, newest first
SB-0000190527-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000193040-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM:IGNITION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
14632B2015-07-20. Service bulletin. ELECTRICAL SYSTEM:IGNITION. THIS TSB CONTAINS OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. GENERAL MOTORS 2003-2011 VEHICLES EQUIPPED WITH AN AUTOMATIC TRANSMISSION, UNABLE TO REMOVE IGNITION KEY. *LJ
SB-120892012-05-23. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE; ELECTRICAL SYSTEM:IGNITION. CHEVROLET/PONTIAC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A BINDING CONDITION HAS OCCUR BETWEEN THE HOUSING AND IGNITION LOCK CYLINDER WHICH MAKES THE IGNITION KEY DIFFICULT TO TURN OR REMOVE FROM IGNITION. *PE UPDATED 8/13/12. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.