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Service bulletins for the 2012 Chevrolet Impala

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.

1471 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
PI-10692013-12-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. CHEVROLET: WHEN KEY IS OFF, COOLING FANS RUNS OR COOLING FANS FAILS TO RUN, DUE TO RELAYS FOR COOLING FANS STICKING OR RELAYS AND ACCESSORY WIRING BLOCK BECOMES DAMAGED AND DRAWING TO MUCH AMPERAGE. MODEL 2012-2014 IMPALA. *PE
12-06-01-009-D2013-09-23. Service bulletin. ENGINE. GM: SOME VEHICLES REQUIRE REPLACEMENTS FOR HIGH FEATURE V6 TIMING CHAIN KITS AND GUIDE REPLACEMENTS. ALSO INCLUDED CHEVROLET CAPTIVA. MODEL YEARS 2007-2013. *JS UPDATED 7/18/14. *PE
PIP-4957-B2013-09-19. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. GM: ON SOME VEHICLES A HOOT, GURGLE, HOWL, OR SWOOSH NOISE MAY BE HEARD COMING FROM THE ENGINE ARE. REPLACE THE THERMOSTAT HOUSING WITH THE CORRECT PART NUMBER. ALSO INCLUDE MAKE/MODEL BUICK LACROSSE MODEL YEAR 2014. *JS
PIC-56462012-04-18. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING:ENGINE. CHEVROLET: THE EMISSIONS 2 (EMIS2) FUSE IS OPEN AND THE SERVICE ENGINE SOON LIGHT COMES ON DUE TO POSSIBLE DAMAGE TO CONDUIT. *PE
PI-06312012-03-12. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING:ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION. CHEVROLET: ON CERTAIN MODEL YEAR VEHICLES, A MALFUNCTION OCCURS WHERE INDICATOR LAMP IS ON. PROBLEM MAY BE CAUSED BY WIRING HARNESS OF ENGINE RUBBING FRONT SIDE OF TRANSMISSION. *PE UPDATED 4/11/12. *PE UPDATED 6/18/12. *PE UPDATED 08/06/2012 *JS UPDATED 05/03/13 *JS UPDATED ON 6/25/2013. *KB

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