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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 156 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)DIAGNOSTIC TESTSDTC B0077,B0078,B0079, B0080,B0081,B0082: DRIVER-SIDE SIS VALID IDENTIFICATION MESSAGE NOT RECEIVED/PASSENGER-SIDE SIS VALID IDENTIFICATION MESSAGE NOT RECEIVED/DRIVER-SIDE SIS IDENTIFICATION ERROR/DRIVER-SIDE SIS NOK MESSAGE/PASSENGER-SIDE SIS IDENTIFICATION ERROR/PASSENGER-SIDE SIS NOK MESSAGECONDITIONS FOR CLEARING DTC
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Conditions For Clearing DTC
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Conditions For Clearing DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
DTC will clear when condition responsible for setting DTC no longer exists and CLEAR DTC command is issued via scan tool. History DTC will clear once 255 malfunction free ignition cycles have occurred.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.