Here's what drives cars of the '80sâ the Electronic Computer Module(ECM).Typical GM unit has an analog board to run sensors, digital board for"thinking" and memory. Removable PROM(at left)calibrates ...

The differences between a police car engine and the one that's under your car's hood are due to the type of life the typical police car leads. All mass-market police cars offered by Ford, Chevrolet, ...