Chevrolet Car and Truck | GMC Repair Questions

Chevrolet Cars and Trucks. Here is a list of auto repair questions and answers. Click on your model to read the articles.

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How Things Work

Cruise Control Function and Operation

Cruise control is a speed control system that maintains a desired vehicle speed under normal driving conditions at speeds above 40 km/h (25 mph). However, steep grades may cause variations in the selected speeds.

The main components of the cruise control system are:

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Common Engine Codes

Code P0341 Cam Position Sensor

During cranking, the ignition control (IC) module monitors the 7X crankshaft position sensor signal. Once the IC module determines spark synchronization, 3X reference signals are sent to the powertrain control module (PCM). The PCM will command all six injectors on for one priming shot of fuel in all cylinders.

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