Troubleshooting Ignition Control Modules?

Answer An ignition control module processes the signal from the crankshaft sensor, or pick-up coil, and triggers the coil to fire at the right time. Late-model cars and light trucks give us an advantage w... Read More »

Top Q&A For: Troubleshooting Ignition Control Modules

GM Ignition Control Module Troubleshooting?

The most important part of a vehicle's ignition system, including a GM vehicle, is the ignition control module because it regulates all aspects of the ignition, including the spark plugs. Mechanics... Read More »

How to Reset Power Control Modules on a 2002 Pontiac Grand Am GT?

The Power Control Module, controlling most of the engine functions, may need to be reset in order to clear stored codes within the system. Resetting the PCM is especially useful after making repair... Read More »

Ignition Module Troubleshooting?

The ignition control module is the central part of a vehicle's ignition system, which includes the spark plugs. Mechanics generally use a professional diagnostic scope to detect if an ignition modu... Read More »

Ignition Switch Troubleshooting?

When you turn your car key to the "Start" position, it normally results in the operation of your car's starter and the subsequent starting of your engine. When you release the key so that it goes b... Read More »