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 2399 (OBJECT DETECTION SYSTEM - PARK ASSIST SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B1405DIAGNOSTIC FAULT INFORMATION
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Diagnostic Fault Information
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Diagnostic Fault Information
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| 8 V Reference | B0958 06, B0959 06, B0960 06, B0961 06, B1405 02 | B0958 06, B0959 06, B0960 06, B0961 06, B1405 03 | B0958 06, B0959 06, B0960 06, B0961 06, B1405 07 | - |
| Left Rear Object Sensor Signal | B0958 06 | B0958 06 | B0958 01 | B0958 08, B0958 21 |
| Left Middle Rear Object Sensor Signal | B0959 06 | B0959 06 | B0959 01 | B0959 08, B0959 21 |
| Right Middle Rear Object Sensor Signal | B0960 06 | B0960 06 | B0960 01 | B0960 08, B0960 21 |
| Right Rear Object Sensor Signal | B0961 06 | B0961 06 | B0961 01 | B0961 08, B0961 21 |
| Low Reference | - | B0958 06, B0959 06, B0960 06, B0961 06 | - | - |
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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.