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1989 Chevrolet G20 Beauville 5.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on
Posted to GM Driveability on 8/25/2006 12 Replies

This is My service Vehicle I need to get it running ASAP

It's been surging at idle for about a week, yesterday it kept stalling out. The only thing that comes up for the CEL is #33- map sensor high voltage or Random misfire.

I have replaced the map sensor,...

12 Replies Received (View Replies)

  Related Documents & Media  1989 Chevrolet G20 Beauville

 
Message Closed w/FIX

car Vehicle Data

1989 Chevrolet G20 Beauville

VIN 1GCEG25HXK
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsUS Fed
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

33Map Sensor High Voltage Or Misfire Condition
Message Closed w/FIX

car Vehicle Data

1989 Chevrolet G20 Beauville

VIN 1GCEG25HXK
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsUS Fed
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

33Map Sensor High Voltage Or Misfire Condition