WenmarOpen by Wenmar Pro

Service bulletins for the 2009 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.

1003 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
PIP4495D2017-08-15. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have a loud tick or rattle noise under the hood at all operating conditions. Technician will need to check the lower and oil pressure to the upper end oil pressure. Technician will need to inspect the oil feed orifice in the cylinder head. Technician will clean out and debris found in the orifice.
PIT3173C2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Dealer should send the correct fluid to the proper testing center.
PIP5029E2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:MECHANICAL. This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on or engine misfire, rough idle, extended crank, or crank no start in some cases. Technician will need to perform published Service Information diagnostics. If technician finds carbon an upper engine and valve cleaning should be performed.
PIP51632017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
06-06-01-010C2017-08-15. Service bulletin. ENGINE. This informational bulletin provides information on close coupled converters and there affect on newly installed engines or engines during there break in period.
PIP52262017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.
PIP5163A2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
PIP4716F2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; STEERING:HYDRAULIC POWER ASSIST SYSTEM; ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that may have a short, sharp rattle noise from the front of the engine at start up. Technician may find Diagnostic Trouble Codes P0011 P0014 P0016 or P0017. Technician will need to inspect the engine belt. If the vehicle is equipped with a hydraulic power steering, technician will need to verify the power steering pulley outer edge is aligned flush with shaft and repair as needed. If pulley alignment is correct or vehicle does not have hydraulic steering, replace the engine belt. If the noise is still present and it is coming from the cam actuators they will need to be replaced.
PIP5029G2017-05-16. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE A MALFUNCTION INDICATOR LAMP ON OR ENGINE MISFIRE, ROUGH IDLE, EXTENDED CRANK, OR CRANK NO START IN SOME CASES. TECHNICIAN WILL NEED TO PERFORM PUBLISHED SERVICE INFORMATION DIAGNOSTICS. IF TECHNICIAN FINDS CARBON, AN UPPER ENGINE AND VALVE CLEANING SHOULD BE PERFORMED.
PIP4739A2016-11-01. Service bulletin. ENGINE; FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF AN OIL LEAK IN THE HIGH PRESSURE FUEL PUMP AREA.
PIP4786C2016-10-20. Service bulletin. ENGINE AND ENGINE COOLING. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE LOW OIL PRESSURE MESSAGE. TECHNICIAN MAY ALSO FIND A DIAGNOSTIC TROUBLE CODE P0521 IN THE ENGINE CONTROL MODULE. TECHNICIAN SHOULD FOLLOW ALL PUBLISHED SERVICE INFORMATION DIAGNOSIS. WHEN USING A SCAN TOOL IF THE OIL PRESSURE IS LOW BUT THE OIL PRESSURE AT THE OIL FILTER HOUSING IS CORRECT, TECHNICIAN SHOULD INSPECT THE VALVE LIFTER OIL FILTER FOR DEBRIS/SLUDGE THAT COULD BE RESTRICTING OIL FLOW TO THE OIL PRESSURE SENSOR. TECHNICIAN SHOULD REMOVE THE VALVE LIFTER OIL FILTER AND CLEAN IT. IF THE VALVE LIFTER OIL FILTER CANNOT BE CLEANED REPLACE IT.
PI1394A2016-10-19. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES ADDITIONAL INFORMATION ON HOW TO INSTALL PISTONS AND SUGGEST WHAT TOOLS TO USE.
030604017I2016-10-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS INFORMATIONAL BULLETIN EXPLAINS THE USE OF DIESEL FUEL ADDITIVES IN AN ENGINE, ARE NOT REQUIRED UNLESS THE CUSTOMER DESIRES ADDITIVES TO PREVENT FUEL CONCERNS DEPENDING ON FUEL OR TEMPERATURE RELATED CONDITIONS.
030603004R2016-10-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY.
000601026I2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETINS PROVIDES INFORMATION ON THE INTAKE MANIFOLD INSPECTION/REPLACEMENT AFTER SERVERE INTERNAL ENGINE DAMAGE.
000601012F2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES.
PIP4548F2016-09-23. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN WHAT TO INSPECT IF CODES P0016 AND/OR P0017 ARE SETTING ON A PROPERLY TIMED ENGINE OR A CONDITION OF THE VEHICLE CRANKS BUT WILL NOT START. TECHNICIAN SHOULD INSPECT THE RESPECTIVE INTAKE OR EXHAUST CAMSHAFT RELUCTOR TO SEE IF IT HAS SPUN ON THE CAMSHAFT. THE RELUCTOR CANNOT BE REPOSITIONED SO THE CAMSHAFT MUST BE REPLACED. THE NEW CAMSHAFTS COME WITH THE RELUCTOR ALREADY PRESSED ON IN THE CORRECT POSITION.
SB-07-06-01-016C2016-08-09. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION INTERNAL ENGINE NOISE OR DAMAGE AFTER OIL FILTER REPLACEMENT
PIP-4716A2011-06-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THERE MAY BE A SHORT RATTLE NOISE FROM THE FRONT OF THE ENGINE WHEN IT IS STARTED. IT COULD BE A PROBLEM WITH CAM PHASERS OR THE ENGINE BELT. *RM
PIP-4495C2011-06-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THERE MAY BE NOISE COMING FROM THE CYLINDER HEAD, BECAUSE OF LOW OIL PRESSURE WHICH IS CAUSED BY DEBRIS. *RM
PI-0128A2011-03-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHEVROLET/PONTIAC/SATURN/DAEWOO/OPEL: ENGINE MISFIRE/LOW COMPRESSION. TECHNICIAN SHOULD PERFORM A COMPRESSION TEST. RESULTS MAY LEAD TO CYLINDER WITH LOW COMPRESSION (85-90PSI). THIS MAY CAUSE THE MISFIRE. *PE
PIP-48202011-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. CHEVROLET/PONTIAC/SATURN/DAEWOOD/OPEL: LOW TURBOCHARGER BOOST PRESSURE OR POSSIBLE DTC P0299. TECHNICIANS MAY FIND DTC P0299 PRESENT. MAY ALSO FIND THE TURBO WASTEGATE ACTUATOR ROD NUT MISSING. MOST PARTS OF THE TURBOCHARGER ARE NOT SERVICEABLE. *PE
PIP-4469D2010-06-08. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. PONTIAC/SATURN/CHEVROLET: DTC P0011 (INTAKE CAMSHAFT POSITION (CMP) SYSTEM PERFORMANCE) AND/OR P0014 (EXHAUST CAMSHAFT POSITION (CMP) SYSTEM PERFORMANCE). THEY MAY HAVE FOLLOWED ESI DIAGNOSTICS AND/OR THE CODE(S) RETURNED. THEY MAY HAVE REPLACED THE ECM WITH NO CHANGE. *PE UPDATED 7/26/10. *PE
SB-09-06-93-0022010-03-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. DAEWOO/OPEL/SATURN/PONTIAC/CHEVROLET: TURBOCHARGER HOUSING INLET FLANGE CRACKS IN PARTITION WALL. *PE
TB-PIP-45202009-07-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. GENERAL MOTORS: TECH MAY ENCOUNTER A VEHICLE WITH A LOW BOOST/POWER CONDITION AND/OR DTC P0299 AND OR P0101 SETTING. THIS MAY BE THE RESULT OF A CRACKED OR BROKEN FITTING AT THE TURBOCHARGER ASSEMBLY. *PE

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