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 MANUALSCHEVROLET2023SILVERADO 1500 HIGH COUNTRY, 5.3L ENG VIN D, 4WDREPAIR AND DIAGNOSISGENERAL INFORMATIONRESET PROCEDURESPROGRAMMING AND SETUPREPAIR INSTRUCTIONSB233LR SHORT RANGE RADAR SENSOR - LEFT REAR: PROGRAMMING AND SETUPDIAGNOSTIC AIDS
2023 Chevrolet Silverado 1500 High Country, 5.3L Eng VIN D, 4WD
Diagnostic Aids
2023 Chevrolet Silverado 1500 High Country, 5.3L Eng VIN D, 4WDSECTION Diagnostic Aids
NOTE:
This programming document applies to the B233 Radar Sensor Module - Short Range. For B218 Side Object Sensor Module (if equipped) refer to Side Object Sensor Programming and Setup.
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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.