Mack Pioneer Recalls

On certain trucks, the connector(s) for the rear brake modulator(s) may not have proper wiring protection. As a result, the rear brake modulator(s) could short circuit and cause a

On certain trucks, a software problem could cause the trailer turn signal lights not to work when towing.

On certain trucks, the automatic high beams may not switch to low beams automatically. As a result, the trucks may not meet certain requirements of Canadian regulations.

On certain trucks, the load lock clamps installed behind the cab could fail. As a result, the load lock bars could become loose and separate from the truck.

On a small number of trucks, a problem with the trailer body control module could cause the trailer lights not to work.