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2000 GMC Sierra 1500 SL 4.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Posted to GM Driveability on 10/11/2007 6 Replies

Hi group:

I've got a dandy on the go. Need some help. Customer brought in truck complaining of rough idle and poor performance until he had travelled about 5 or 10 kms. After that , truck would run OK. He stated that he had the heads redone ,as there was one ...

6 Replies Received (View Replies)

  Related Documents & Media  2000 GMC Sierra 1500 SL

 
Message Closed w/FIX

car Vehicle Data

2000 GMC Sierra 1500 SL

VIN 1GTEC14V1Y
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways, Cold
Misc.2WD

Trouble Codes

P0336CKP Sensor 1 Circuit Intermittent Signal
Message Closed w/FIX

car Vehicle Data

2000 GMC Sierra 1500 SL

VIN 1GTEC14V1Y
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways, Cold
Misc.2WD

Trouble Codes

P0336CKP Sensor 1 Circuit Intermittent Signal