Electrical System Related Problems of the 2012 Chevrolet Impala

Table 1 shows nine common electrical system related problems of the 2012 Chevrolet Impala. The number one most common problem is related to the electrical system (46 problems). The second most common problem is related to the alternator/generator/regulator (three problems).


Recently reported Electrical System problems of the 2012 Chevrolet Impala

The Electrical System problem

I have about 08/1825 had the throttle body replaced on my vehicle which assisted with the problem temporarily. Then the problem started again 09/20/25 the car act like it’s stalling while driving and can’t see what hear the vehicle is in.   Read details...

The Alternator/generator/regulator problem

The contact owns a 2012 Chevrolet Impala. The contact stated that after starting the vehicle, there was an abnormally loud sound coming from behind the dashboard. The vehicle was diagnosed by an independent mechanic and the contact was informed that the air control motor was defective and needed to   Read details...

The Ignition Module problem

The contact owns a 2012 Chevrolet Impala. While driving approximately 5-10 mph, the vehicle stalled and did not restart. The vehicle was towed to the dealer, but was not diagnosed or repaired. The mechanic replaced the ignition lock switch, the codes were reset, and the body control module was   Read details...


Electrical System related problems in other Chevrolet Impala model year vehicles:



Impala Service Bulletins
Impala Safety Recalls
Impala Defect Investigations