Chevrolet Impala owners have reported 596 exterior lighting related problems since 1996. Table 1 shows the 17 most common exterior lighting problems. The number one most common problem is related to the vehicle's headlights (190 problems). The second most common problem is related to the vehicle's exterior lighting (123 problems). For details of each of the problem category, use the links in the table.
Purchased aftermarket headlight assembly via amazon. Wiring harness overheats during normal use, causing connector damage/melting. This is the third unit with an identical defect within one month — seller/manufacturer has replaced twice but the problem recurs. Poses fire/electrical hazard. Read details...
The lighting is unsafe at night, the light does not light up the road so you can safely see what is is front of you, its a major design flaw in the light housing, upgraded to a brighter bulb does not help. Read details...
Both headlights unexpectedly turn off while driving. Flicker on and off and then go off. Used to be able to let the car sit a few hours and they would work again. Now 2 nights ago they went off while driving at night. . . . Won't come back on at all. Read details...
The collision warning system activates while driving, electrical failures cause components to not work and flicker of turn signals in passenger mirror . Read details...
The contact owns a 2004 Chevrolet Impala. The contact stated that the light dimmer switch failed to activate and was able to activate only one setting. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was unavailable. Read details...