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2004 GMC Yukon SLE 5.3L 4X4 System
The dash reads SERVICE 4x4 and the lights on the differential selector are not lit up. It wont engage into 4x4 and feels sluggish. This only happens sometimes and there is no check engine light on. Any thoughts?
FIX posted 8/4/2010
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Related Documents & Media | VIN | 1LGKEK13V9 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | 4X4 System |
| Conditions | Dash Read Out Says Service 4X4 and It Wont Engage |
| Misc. | Dash Readout Says Service 4X4 |
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Vehicle Data
2004 GMC Yukon SLE
| VIN | 1LGKEK13V9 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | 4X4 System |
| Conditions | Dash Read Out Says Service 4X4 and It Wont Engage |
| Misc. | Dash Readout Says Service 4X4 |
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