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 MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 10 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L (LMM) - DTC P0016 TO DTC P0299)DTC P0102 OR P0103TYPICAL SCAN TOOL DATA
2008 Chevrolet Chevy Express G3500, Van Passenger Extended
Typical Scan Tool Data
2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Typical Scan Tool Data
WARNING: This page is about a different variant/trim than selected.
MAF Sensor
| Circuit | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions:
Engine running at idle, ECT sensor greater than 60°C (140°F) Parameter Normal Range: 2,300-3,100 Hz and 10-20 g/s Operating Conditions: Engine running at idle, ECT sensor less than 60°C (140°F) Parameter Normal Range: 4,000-4,400 Hz and 30-40 g/s |
|||
| Ignition 1 Voltage | 65535 Hz | 65535 Hz | - |
| MAF Sensor Signal | 65535 Hz | 65535 Hz | 65535 Hz |
| Low Reference | - | - | - |
RENDER: 1.0x
NO RELATED
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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.