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GMC TSB #G-191522
2012 GMC Savana
TSB Document:
Affected Component: ENGINE (PWS)
- Summary
- 14096 - EMISSIONS RECALL. GENERAL MOTORS HAS DECIDED TO CONDUCT A VOLUNTARY EMISSION RECALL INVOLVING CERTAIN VEHICLES EQUIPPED WITH A GASOLINE ENGINE. THE OXYGEN (O2) SENSOR MAY FRACTURE IF CONDENSATION FROM THE CATALYTIC CONVERTER ENTERS THE O2 SENSOR AND CAUSES A SUDDEN TEMPERATURE CHANGE. IF THIS OCCURS, THE MALFUNCTION INDICATOR LAMP WILL ILLUMINATE. DEALERS ARE TO INSPECT AND, IF NECESSARY, REPLACE BOTH BANK 2 O2 SENSORS AND REPROGRAM THE ENGINE CONTROL MODULE.
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