Rick's Free Auto Repair Advice

Posts Tagged: slipping transmission Safari van

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

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