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Service bulletins for the 2006 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.

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

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Bulletins, newest first
SB-090142010-01-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHEVROLET SATURN PONTIAC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT, ENGINE CONTROL MODULE, EMISSION RELATED REPROGRAMMING. ENGINE CONTROL MODULES ON CERTAIN VEHICLES MAY RANDOMLY FAIL TO RESPOND TO SINGLE INFORMATION REQUESTS MADE BY AN ON BOARD DIAGNOSTIC (OBD) EMISSION TEST DEVICE, GENERIC SCAN TOOL, OR OTHER AFTERMARKET DEVICES THAT PLUG INTO THE VEHICLE'S DATA LINK CONNECTOR (DLC). CSC LETTER WAS RECEIVED. *PE
TB-080941006B2009-08-03. Service bulletin. AIR BAGS. GENERAL MOTORS: THE SIR LIGHT IS ILLUMINATED. DTC B0081 PASSENGER PRESENCE SYSTEM (PPS) CODE STORED (INSPECT PPS SYSTEM CONNECTORS). *PE
SB-08-09-41-002C2009-07-20. Service bulletin. AIR BAGS. GENERAL MOTORS: DIAGNOSTIC INFORMATION FOR INTERMITTENT RESTRAINTS, AIR BAG (SIR) INDICATOR/LAMP ON WITH DTC(S) B0012, B0013, B0016, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 OR B0044 SET. THIS MAY BE CAUSED BY A LOOSE, MISSING, OR BROKEN CONNECTOR POSITION ASSURANCE (CPA) RETAINER AT THE AIR BAG FOR THE SET DTC. INCLUDES TRAILBLAZER EXT. *PE UPDATED 8/16/10. *PE UPDATED 3/12/12. *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
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
0707300252008-02-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON 4T40-E (MN4) AND 4T45-E (MN5) FRONT WHEEL DRIVE AUTOMATIC TRANSMISSION VALVE BODY RECONDITIONING, DTC P0741, P0742, P0751, P0752, P0756, P0757, P1811, HARSH SHIFTS, SLIPS, NO DRIVE, NO REVERSE. *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
0702350042007-11-02. Service bulletin. STEERING:COLUMN. STEERING COLUMN RATTLE OR KNOCKING NOISE AT LOW SPEEDS (DIAGNOSIS AND REPLACE STEERING COLUMN, IF NECESSARY) *NJ
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
0707300052007-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 4T45 TRANSMISSION, MIL/SES ON, DTC P1818, POWER DOOR LOCKS, CRUISE CONTROL, SHIFT INTERLOCK OR RETRACTABLE HARDTOP INOPERATIVE, ENGINE SPEED REVS LIMITED, HYBRIDS-AUTOSTOP, REGEN OR BOOST INOPERATIVE. (REPROGRAM TCM). *KB UPDATED 11/02/07. *NJ UPDATED 8/5/09. *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
0707290012007-04-27. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. MG3, M86 TRANSAXLE GRINDING/WHINING NOISE IN 3RD OR 4TH GEAR, EXCESSIVE ENGAGEMENT OR DISENGAGEMENT EFFORT WHILE SHIFTING INTO 3RD OR 4TH GEAR, WILL NOT SHIFT INTO EITHER 3RD OR 4TH GEAR. (REPLACE COMPLETE OUTPUT SHAFT ASSEMBLY). *KB
39562007-04-24. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. RED BRAKE LIGHT/LOW BRAKE FLUID MESSAGE ON INTERMITTENTLY. *KB UPDATED ON 12/10/07. *NJ
0708470022007-04-04. Service bulletin. EXTERIOR LIGHTING. PARK LAMPS DO NOT ILLUMINATE INTERMITTENTLY DURING A REMOTE VEHICLE START (REPLACE BCM). *KB
40142007-03-01. Service bulletin. UNKNOWN OR OTHER. PARTS UPDATE - TIMING CHAIN TENSIONER DESIGN CHANGE. *KB
0502350072007-02-01. Service bulletin. STEERING. INFORMATION ON INADVERTENT TURNING OF KEY CYLINDER, LOSS OF ELECTRICAL SYSTEM AND NO DTC'S. *KB
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
0606040332007-01-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE MALFUNCTION INDICATOR LAMP (MIL)/SERVICE ENGINE SOON (SES) LAMP ILLUMINATED WITH DTC P0171. *KB
0502320022007-01-04. Service bulletin. STEERING. POWER STEERING INOPERATIVE/STEERING WHEEL HARD TO TURN, PWR STR DISPLAYED ON DRIVER INFORMATION CENTER (DIC). AFTER JUMP STARTING THE VEHICLE. *KB (REPLACE FUSE AND INSTRUCT OWNER HOW TO JUMP START VEHICLE). UPDATED 2/17/10. *PE
0608490162007-01-04. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. INSTRUMENT PANEL CLUSTER (IPC) BACKLIGHTING INOPERATIVE DURING DAYLIGHT HOURS. *KB
0606040452007-01-04. Service bulletin. ELECTRICAL SYSTEM:WIRING. NO START, LONG CRANK, LOSS OF ENGINE POWER, DISCHARGED BATTERY, CHECK ENGINE LIGHT ILLUMINATES, ENGINE POWER REDUCED MESSAGE DISPLAYED, DTC'S SET. *KB
41452006-11-27. Service bulletin. STEERING:COLUMN. STEERING COLUMN POP/RATTLE CONCERNS. *KB

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