GMC Sierra Owners Manual

Four-Wheel-Drive Light
Instruments and Controls / Warning Lights, Gauges, and Indicators / Four-Wheel-Drive Light

GMS Sierra: Four-Wheel-Drive Light. For vehicles equipped with the four-wheel-drive light, it comes on when a vehicle with a manual transfer case is shifted into four-wheel drive and the front axle engages.

For vehicles equipped with the four-wheel-drive light, it comes on when a vehicle with a manual transfer case is shifted into four-wheel drive and the front axle engages.

Some delay between the shifting and the light coming on is normal.

See Four-Wheel Drive on page 9‑43 for more information.


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