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2003 GMC Yukon XL 1500 SLE 5.3L MIL Lamp on
Posted to GM Driveability on 3/12/2008 4 Replies

truck came in with mil on. code po125 stored. replaced t-stat cleared code and all was fine for a few months. came in for lof and noticed mil back on. same code. cust. said it just came back on. dealer told us to replace t-stat housing, so we did. came back wi...

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  Related Documents & Media  2003 GMC Yukon XL 1500 SLE

 
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car Vehicle Data

2003 GMC Yukon XL 1500 SLE

VIN [No VIN Available]
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0125Engine Coolant Temperature Sensor Slow Response
Message Closed

car Vehicle Data

2003 GMC Yukon XL 1500 SLE

VIN [No VIN Available]
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0125Engine Coolant Temperature Sensor Slow Response