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Home >> GMC >> 1998 >> Yukon 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Engine Controls - Specifications - 6.5L Diesel) >> Fuel System >> Idle Speed

Idle Speed

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 1997 GMC Yukon, 1997 GMC Suburban, 1997 GMC Pickup, 1997 GMC Cab & Chassis, and 1997 GMC C3500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Idle speed is not adjustable. PCM controls all fuel delivery/modes based on inputs from AAP, ECT and BARO sensors. System is equipped with an electronic fuel injection pump.

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