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Service bulletins for the 2011 Chevrolet Equinox

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.

1768 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
PIP4919B2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about vehicles that may have black smoke on a cold start. A dual-pulse injection strategy is utilized during engine cold start to reduce the time required to bring the catalytic converter up to operating temperature. This split injection strategy lasts for about 60 seconds on cold start. This process may cause the customer to see increased black smoke during cold start and should be considered normal.
PIP4964C2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician will also need to check for a small leak in the exhaust if published Service Information diagnostics does not lead to a resolution.
PIP51802017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have hard start, extended crank, or black smoke from the exhaust when starting. Technician will need to perform fuel quality test, spark test, and a compression test. Technician should also install a vacuum gauge prior to cold start and watch needle for signs of a sticking valve.
148822015-07-20. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). THIS TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. GENERAL MOTORS 2010-2013 BUICK LACROSSE, REGAL, VERANO, CHEVROLET CAPTIVA, EQUINOX, MALIBU, ORLANDO , GMC TERRAIN EQUIPPED WITH ECOTEC ENGINE. PLUGGED PCV ORIFICE IN INTAKE MANIFOLD. *LJ
148822015-06-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). GENERAL MOTORS: 2010-2013 BUICK , CHEVROLET, GMC : THIS TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME VEHICLES EQUIPPED WITH 2.4L ENGINE MAY EXPERIENCE HIGH OIL CONSUMPTION OR FROZEN OR PLUGGED POSITIVE CRANKCASE VENTILATION SYSTEM (PCV) DURING COLD WEATHER, CAUSING AN OIL LEAK IN REAR CRANKSHAFT SEAL. *LJ
SB-111952011-08-31. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. GM: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. 2011 LACROSSE, EQUINOX, TERRAIN. THE MALFUNCTION LIGHT WILL COME ON ALONG WITH, ROUGH IDLE, POOR DRIVEABILITY, AND/OR POSSIBLE STALLING AT LOW THROTTLE OPENING. THIS IS DUE TO A PROBLEM WITH THE CAMSHAFT. *RM UPDATED 10/4/11. *PE UPDATED 12/5/11. *PE

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