Transport CanadaHigh Risk

July 26, 1999

1991 GMC SONOMATransport Canada Recall #1999135

BRAKES

Defect

Certain four wheel drive vehicles may experience increased stopping distances during ABS stops while in the two-wheel drive mode. A switch can erroneously signal the ABS system that the vehicle is in four-wheel drive when the vehicle is actually in two wheel drive.

Safety Risk

No risk description available.

Remedy

Dealers will replace the switch on affected vehicles.

72,445 vehicles affectedMfr ref: 99041