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2003 GMC Sierra 1500 4.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Posted to GM Driveability on 5/16/2008 8 Replies

This is our parts truck. Came in for a tune-up and upon completion had a rough idle-checked fault memory and stored fualt code for crankshaft postion sensor. Cleard fault code and engine ran fine. Parts manager wanted sensor replaced. After replacing sensor en...

8 Replies Received (View Replies)

  Related Documents & Media  2003 GMC Sierra 1500

 
Message Closed w/FIX

car Vehicle Data

2003 GMC Sierra 1500

VIN 1GTEC14V13
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / fuel injected
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0336CKP Sensor 1 Circuit Intermittent Signal
Message Closed w/FIX

car Vehicle Data

2003 GMC Sierra 1500

VIN 1GTEC14V13
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / fuel injected
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0336CKP Sensor 1 Circuit Intermittent Signal