Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2009SILVERADO 2500 2WD V8-6.6L DSL TURBOREPAIR AND DIAGNOSISTESTING AND INSPECTIONPROGRAMMING AND RELEARNINGELECTRONIC COMPASS MODULE PROGRAMMING AND SETUP
2009 Chevrolet Silverado 2500 2WD V8-6.6L DSL Turbo
Electronic Compass Module Programming and Setup
2009 Chevrolet Silverado 2500 2WD V8-6.6L DSL TurboSECTION Electronic Compass Module Programming and Setup
Electronic Compass Module Programming and Setup
The electronic compass module requires a calibration after the module is replaced, repaired, or as required for proper module operation. Refer to Compass Calibration and Magnetic Variance (Description and Operation) .
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.