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GMC Exterior Lighting Problems

GMC owners have reported 2,054 exterior lighting related problems since 1996. Table 1 shows the most common problems related the exterior lighting of GMC vehicles. The number one most common problem is related to the vehicle's headlights (648 problems). The second most common problem is related to the vehicle's exterior lighting (492 problems).

Statistics of Exterior Lighting Related Problems of GMC Cars:

Problem Category	Number of Problems
Headlights problems	648
Exterior Lighting problems	492
Brake Light problems	319
Tail Light Switch problems	306
Turn Signal problems	64
Brake Light Switch problems	42
Fog Light Switch problems	40
Headlight Switch problems	34
Tail Light problems	25
Turn Signal Switch problems	23
Turn Signal Flasher Unit problems	12
Hazard Flashing Warning Light problems	11
Hazard Flashing Warning Light Unit problems	9
Fog Lights problems	8
Hazard Flashing Warning Light Switch problems	7
High/low Beam Switch problems	6
Headlight Concealment Device problems	4
Back Up Lights problems	3
Back Up Light Switch problems	1

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