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 1706 (POWER OUTLETS)DIAGNOSTIC INFORMATION AND PROCEDURESPOWER OUTLET RECEPTACLE INOPERATIVECOMPONENT TESTING
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Component Testing
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Component Testing
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Accessory Power Outlet
- Ignition OFF, remove the accessory power outlet.
- Test for greater than 1M ohm between terminal 6 and terminal 3.
- If less than the specified range, replace the accessory power outlet.
- Test for less than 3 ohms between the following terminals:
- The terminal 6 and the line hot terminal
- The terminal 3 and the line neutral terminal
- If greater than the specified range, replace the accessory power outlet.
- Test for infinite resistance between terminal 4 and terminal 1.
- If not the specified value, replace the accessory power outlet.
- Connect an AC powered device to the accessory power outlet.
- Test for less than 3 ohms between terminal 4 and terminal 1.
- If greater than the specified range, replace the accessory power outlet.
- Test for 2.9-3.1 volts, with the DMM set on the diode setting and the positive test lead to terminal 6 and the negative test lead to terminal 3.
- If not within the specified range, replace the accessory power outlet.
- Test for 0.0-0.1 volts, with the DMM set on the diode setting and the positive test lead to terminal 3 and the negative test lead to terminal 6.
- If greater than the specified range, replace the accessory power outlet.
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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.