Yukon 4WD V8-6.5L DSL Turbo VIN S (1997)
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The vehicle speed is below 25 MPH (if cruise is already set, cruise will disengage at 20 MPH).
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The vehicle is in 4 wheel drive low.
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Any DTC that puts vehicle in Back Up Fuel Mode (Back Up Fuel Mode affects the fuel control portion of the PCM). Refer to the appropriate
DTC.
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More than one Accelerator Pedal Position (APP) DTC is set.
