GMC Sierra owners have reported 1 problem related to brake light (under the exterior lighting category). The most recently reported issues are listed below.
Consumer's vehicle doesn't have any tail lights to alert vehicles or traffic behind of a sudden stop or just being there. Brake lights only come on to indicate a stop. Dealer replaced the body control module, but it hasn't been corrected.
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all problems of the 2001 GMC Sierra
🔎.