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 MANUALSCHEVROLET2020TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASPARKING ASSISTANCE SYSTEMSDIAGNOSTIC INFORMATION AND PROCEDURESDTC B0968 (CHEVROLET, GMC)CIRCUIT/SYSTEM VERIFICATION
2020 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
Circuit/System Verification
2020 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Circuit/System Verification
- Ignition ON.
- Verify the parking assist switch indicator turns ON and OFF when turning the parking assist system on and off with the park assist switch.
- If the indicator does not turn ON and OFF
Refer to Circuit/System Testing.
- Go to next step: If the indictor turns ON and OFF
- If the indicator does not turn ON and OFF
- All OK.
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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.