
2003 GMC Sierra 1500 SLT 5.3L 4wd
ok been working on this truck for about a week service 4wd light is on and t-case will not shift while vehicle is running. will shift perfectly before the engine is started. have replaced encoder motor and TCCM reprogramed TCCM also have tested with a known go...
FIX posted 6/19/2010
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Message Closed w/FIX
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VIN | 1GTEK19T33 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | 4WD |
Conditions | T-Case No Shift |
Misc. | 4WD |
Message Closed w/FIX
Vehicle Data
2003 GMC Sierra 1500 SLT
VIN | 1GTEK19T33 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | 4WD |
Conditions | T-Case No Shift |
Misc. | 4WD |