General Motors have identified a defect relating to motor vehicle safety exists in certain Buick, Cadillac, Chevrolet, and GMC cars, trucks, minivans, and SUVs, after certain vehicles began displaying a check engine malfunction indicator lamp (MIL) during post production testing. After observing an increase in warranty claims, GM has decided to issue a recall to have the problem repaired.

According to reports filed with the NHTSA, some of these vehicles were built with a contamination within the chassis electronic module that could cause an electrical short. The vehicle could display a check engine light, stall, fail to start, or if equipped with a trailer brake, the vehicle could lose trailer brake function and display a service trailer brake system indicator. The vehicles affected by this safety problem include:

Owners will be asked to return to an approved repair facility to have the chassis electronic module replaced, free of charge. Owners wanting more information about the problem can call GM customer service at 1-800-521-7300 (Buick), 1-800-458-8006 (Cadillac), 1-800-222-1020 (Chevrolet), and 1-800-462-8782 (GMC). GM’s number for this recall is 14515 and the NHTSA campaign number is 14V-614.

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