RE: PCM
The Powertrain Control Module is the brain of your engine and tranny. It recieves information from different sensors and runs your engine fuel system and timing of the spark plugs, and controls the transmission shift points and Torque Converter Lock up. With out the PCM the car is useless.
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I do Mobile Automotive Repair and use Mitchell On Demand 5.8
1997 Dodge B2500 Custom(izing) Cargo Van, 5.2L, 36RH, 3.21:1, 35 Gal. tank, 335K total miles.
1977 Chevrolet Impala Sedan, 5.0L, TH200R, 3.25:1, 74K total miles.
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