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2001 Chevrolet Express 2500 5.7L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on
Posted to GM Driveability on 12/26/2008 17 Replies

checked fuel pressure and tried to set timeing relearn and scanner showing error [...] fuel pressure listed also has no misfire [...] no misfire on the misfire monitor. we did check for 12 volts at crank sensor lt green wire has a good voltage here. run rpms u...

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Message Closed w/Summary

car Vehicle Data

2001 Chevrolet Express 2500

VIN 1CGCG25R11
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI.
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Misfire, MIL Lamp On
OccursUnder Load, on Accel, Idle
Misc.Fuel Koeo.62 Psi. at Idel 54 to 56 Psi.

Trouble Codes

P0335Crankshaft Position Sensor 1 Circuit Malfunction (No Signal)
P0341Camshaft Position Sensor (TDC) 'A' Circuit No Signal
P0405EGR Pintle Position Sensor Circuit Low Voltage
P1345Mass Airflow Sensor Loose Contact With Low Frequency
Message Closed w/Summary

car Vehicle Data

2001 Chevrolet Express 2500

VIN 1CGCG25R11
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI.
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Misfire, MIL Lamp On
OccursUnder Load, on Accel, Idle
Misc.Fuel Koeo.62 Psi. at Idel 54 to 56 Psi.

Trouble Codes

P0335Crankshaft Position Sensor 1 Circuit Malfunction (No Signal)
P0341Camshaft Position Sensor (TDC) 'A' Circuit No Signal
P0405EGR Pintle Position Sensor Circuit Low Voltage
P1345Mass Airflow Sensor Loose Contact With Low Frequency