Engine Coolant
The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whichever occurs first.
The following explains the cooling system and how to check and add coolant when it is low. If there is a problem with engine overheating, see Engine Overheating on page 10‑23.
See also:
How to Check Automatic Transmission Fluid
Notice: Too much or too little fluid can damage the transmission. Too much can mean that some of the fluid could come out and fall on hot engine parts or exhaust system parts, starting a fire. Too lit ...
Universal Remote System Operation
Press and hold the appropriate button for at least half of a second.
The indicator light will come on while the signal is being transmitted. ...
Going & Stopping
The biggest drawback I found with the Yukon was the powertrain. A
380-horsepower, 6.2-liter V-8 is standard in the Denali, but it was sluggish in
almost every passing situation I could simulate. T ...