Transport CanadaCritical
2019 GMC SIERRATransport Canada Recall #2019631
Defect
On certain trucks, the nut that attaches the positive battery cable to the alternator could loosen. This could affect the electrical connection, resulting in an engine stall and/or arcing.
Safety Risk
A sudden loss of engine power could increase the risk of a crash. Electrical arcing could damage surrounding material and increase the risk of a fire.
Remedy
General Motors will notify owners by mail and instruct you to take your truck to a dealer to inspect the connection between the positive battery cable and the alternator. If necessary, it will be cleaned and reattached. If the nut, cable or terminal are damaged, the dealer will replace the damaged parts.
24,289 vehicles affectedMfr ref: N192273510