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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 146 (ENGINE CONTROLS - REMOVAL & INSTALLATION - GASOLINE)COMPUTERIZED ENGINE CONTROLSNOTES
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Computerized Engine Controls: Notes
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Notes
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
All vehicles are equipped with either a Powertrain Control Module (PCM) or Vehicle Control Module (VCM) for engine control. Unless specifically stated, references to PCM also apply to VCM equipped vehicles. Bi-fuel vehicles are also equipped with an Fuel Injection Control Module (FICM). For FICM procedures, see FUEL INJECTION CONTROL MODULE
under COMPUTERIZED ENGINE CONTROLS in CHEVY EXPRESS & SAVANA - BI-FUEL article.
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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.