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 MANUALSCHEVROLET2002CAVALIER BASE, 4D SEDAN, 2.2 4, LN2, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESBODY CONTROL MODULESDIAGNOSTIC TESTSDTC U1300: CLASS 2 DATA LINK LOWACTION TAKEN WHEN THE DTC SETS
2002 Chevrolet Cavalier Base, 4D Sedan, 2.2 4, LN2, Standard
Action Taken When The DTC Sets
2002 Chevrolet Cavalier Base, 4D Sedan, 2.2 4, LN2, StandardSECTION Action Taken When The DTC Sets
- The module inhibits the setting of all other class 2 DTCs.
- The module uses default values for all parameters received on the class 2 serial data circuit.
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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.