Posts Tagged: Transmission slips
Transmission slips – GMC Safari
Transmission slips – GMC Safari Rough engine and slipping transmission on 2004 GMC Safari van with the 4.3L V-6 engine. Before you even think of adding anything to your engine or transmission, clean your mass airflow sensor (MAF) sensor. It’s one of the known causes of engine and transmission issues. The MAF sensor is located in the air duct between the air filter box and the throttle body. The sensor contains heated wire elements that are cooled by the inrush of fresh air. The sensor measures how much power is … Read More
Transmission slips — what you need to know
Transmission slips — what you need to know Symptoms of a slipping transmission • Engine revs or chugs — You try to accelerate and RPM pick up but you don’t feel a corresponding increase in speed or the transmission “chugs” with grip/release feel • Slow, weak or delayed acceleration— You feel a delay between the time you press the pedal and the time the transmission picks up speed • Difficulty shifting gears or hard shifting— The transmission shift later than usual or slams into the next gear • Grinding, whining … Read More