Three problems related to emission control have been reported for the 1996 GMC Jimmy. The most recently reported issues are listed below.
Motor for the rear winshield wipers has failed, causing poor visibility, also, oxygen sensor has failed , TSB has been issued.
Engine light illuminated, dealer replaced the oxygen sensor. Consumer states teh vehicle idles too fast, throttle position sensor replaced.
Metal chafing sound coming from engine, causing the vehicle to stall. Dealer has replaced injector /fuel pump/oxygen sensor, and purge valve, defect is still occurring.