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 MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 4 (ENGINE CONTROLS SELF-DIAGNOSTICS - 5.0L & 5.7L)DIAGNOSTIC TESTSDTC P0106: MAP SYSTEM PERFORMANCECODE ENABLE CRITERIA
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F
Code Enable Criteria
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Code Enable Criteria
WARNING: This page is about a different variant/trim than selected.
- Engine is running.
- Engine speed is between 400-5000 RPM.
- Change in engine speed is less than 100 RPM.
- Traction control is not active.
- Throttle position is 0-100 percent.
- Change in idle air is less than 10 grams/second.
- Change in EGR position is less than 20 percent.
- No change in A/C clutch status.
- No change in power steering switch status.
- PTO is not active.
- No change in brake switch status.
- DTCs P0101, P0102, P0103, P0107, P0108, P0121, P0122, P0123, P0401, P0404, P0405, P0410, P0440, P0442, P0443, and P0446 are not set.
- All conditions are stable for 2 seconds.
DTC sets when actual MAP sensor signal is not within predicted range for 1.5 seconds.
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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.