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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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Bulletins, newest first
08-07-30-0342008-09-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC: 4T45-3 AUTOMATIC TRANSMISSION (RPO MN5/ME7) - NO REVERSE, BINDS IN REVERSE, NO MOVEMENT, DTC P0756 (PERFORM APPROPRIATE REPAIR AS OUTLINED IN BULLETIN). ON SOME HYBRID AND NON-HYBRID VEHICLES. *PE
PIP-44162008-08-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INTERMITTENTSTALL WHEN COMING TO A STOP OR ENGINE CHUGGLES PRIOR TO A STOP, HYBRID DTC P1A6F. VEHICLES EQUIPPED WITH 4T45E TRANSMISSION INCLUDING HYBRID. *PE UPDATED 11/15/10. *PE
08-06-04-0222008-05-21. Service bulletin. ELECTRICAL SYSTEM:WIRING. INTERMITTENT CHECK ENGINE LIGHT ON, ENGINE POWER REDUCED MESSAGE DISPLAYED IN DIC, DTC P2135 SET (INSPECT ENGINE WIRING HARNESS FOR CHAFING AND RECRIMP ECM TERMINALS, IF NECESSARY). *NJ UPDATE 8/7/2008. *PE
08-05-22-0012008-05-20. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES. PEDAL NOISE/BUZZ, EXTRA EFFORT NEEDED TO DEPRESS BRAKE PEDAL AFTER VEHICLE HAS NOT BEEN DRIVEN FOR EXTENDED PERIOD OF TIME (REPROGRAM ELECTRONIC BRAKE CONTROL MODULE (EBCM)). *NJ
0809410012008-04-14. Service bulletin. AIR BAGS. AIR BAG READINESS LIGHT/SUPPLEMENTAL INFLATABLE RESTRAINT (SIR) LIGHT ON, DIAGNOSTIC TROUBLE CODE(S) (DTC) B0057, B0058, B0059, B0064, B0065, B0066 (INSPECT/REPAIR WIRING CONNECTOR). *NJ
07071290012008-03-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL). EI07280 - KEY CAN NOT BE REMOVED FROM IGNITION WITH TRANSAXLE SELECTOR IN PARK, SHIFTER CAN NOT BE MOVED FROM PARK POSITION (DIAGNOSE USING SI). *NJ
PIP43102008-02-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INTERMITTENT SES LIGHT DUE TO DTC'S P060E, P2135, AND/OR P2138. *NJ UPDATED 5/12/08. *NJ
0708570012007-11-03. Service bulletin. UNKNOWN OR OTHER. FRONT AND REAR CARPET WET/BLOWER MOTOR INOPERATIVE (RESEAL BODY SEAMS) *NJ CARPET WET, MILDEW ODOR WHEN A/C IS TURNED ON. UPDATED 2/17/10. *PE
0708450032007-11-03. Service bulletin. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD. INTERMITTENT NO START/LONG CRANK, START THEN STALL, CHECK ENGINE LIGHT ON, INTERMITTENTLY FUNCTIONING OR INOPERATIVE ELECTRICAL SYSTEMS, DTC P0442 OR P0449 SET (INSPECT UBEC AND REPLACE CONNECTORS AS NECESSARY) *NJ UPDATED 2/17/10. *PE
0702320072007-10-09. Service bulletin. STEERING. DIAGNOSTIC TIPS FOR POWER STEERING INOPERATIVE/STEERING WHEEL HARD TO TURN, POWER STEERING MESSAGE DISPLAYED ON DIC, DTC'S C0176, C0176, C0475, C0476, C0550, U2105, U2107 SET. *NJ UPDATED 2/17/10. *PE UPDATED 3/01/10. *PE
PIC-45782007-09-28. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. EPS/STR WHEEL CONTROL FUSE (#19) OPEN. *KB UPDATED 10/04/07. *NJ UPDATED 8/7/09. *PE UPDATED 8/1/11. *PE
41102007-08-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM. LONG CRANK, ENGINE WILL NOT START. *KB UPDATED 1/30/08. *NJ
38592007-01-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LOW OIL PRESSURE - INSPECT OIL FILTER FOR DAMAGE. *KB UPDATED 10/18/07. *NJ
40112007-01-25. Service bulletin. AIR BAGS. AIR BAG INDICATOR LIGHT IS ON. *KB UPDATED ON 12/13/07. *NJ

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