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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET1999EXPRESS 1/2 TON VAN V6-4.3L VIN WREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA, NORMAL VALUES AND DEFINITIONSSCAN TOOL DATA DEFINITIONS - POWERTRAIN SYSTEMSPCM/VCM IN VTD FAIL ENABLE
1999 Chevrolet Express 1/2 Ton Van V6-4.3L VIN W
PCM/VCM In VTD Fail Enable
1999 Chevrolet Express 1/2 Ton Van V6-4.3L VIN WSECTION PCM/VCM In VTD Fail Enable
(Yes/No)
This parameter will indicate when the VCM detects a VTD failure after the vehicle was running. VCM in VTD Fail Enable will indicate YES if this occurs and will allow future operation of the vehicle without shutting OFF fuel when the vehicle is started. Normal conditions with no DTCs set will display this parameter as NO.
This parameter will indicate when the VCM detects a VTD failure after the vehicle was running. VCM in VTD Fail Enable will indicate YES if this occurs and will allow future operation of the vehicle without shutting OFF fuel when the vehicle is started. Normal conditions with no DTCs set will display this parameter as NO.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.