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 MANUALSCHEVROLET2001EXPRESS 1 TON VAN V8-5.7L VIN RREPAIR AND DIAGNOSISRESTRAINTS AND SAFETY SYSTEMSAIR BAG SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA LIST
2001 Chevrolet Express 1 Ton Van V8-5.7L VIN R
Scan Tool Data List
2001 Chevrolet Express 1 Ton Van V8-5.7L VIN RSECTION Scan Tool Data List
Scan Tool Data List:
The SIR Scan Tool Data List contains all restraint system related parameters that are available on the scan tool. The parameters in the list are arranged in alphabetical order. The column "Data List ," indicates the location of the parameter within the scan tool menu selections.
Use the SIR Scan Tool Data List as directed by a diagnostic table or to supplement the diagnostic procedures. Begin all of the diagnostic procedures with the Diagnostic System Check - SIR. Refer to the Diagnostic System Check - SIR. Use the SIR Scan Tool Data List after determining the following:
^ There are no published DTC procedures nor published symptom procedures for the customer concern.
^ The DTC or symptom diagnostic procedure indicated by the Diagnostic System Check - SIR does not resolve the customer concern. Diagnostic System Check
The Typical Data Values are obtained from a properly operating vehicle under the conditions specified in the first row of the Scan Tool Data List table. Comparison of the parameter values from the suspect vehicle with the Typical Data Values may reveal the source of the customer concern.
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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.