Sensors
The solar sensor, located on top of the instrument panel near the windshield, monitors the solar heat. The climate control system uses the information to adjust the temperature, fan speed, recirculation, and air delivery mode. Do not cover the solar sensor or the system will not work properly.
See also:
Starter Switch Check
WARNING
When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.
1. Before starting this check, be sure there is enough room around ...
Overheated Engine Protection Operating Mode
If an overheated engine condition exists and the ENGINE POWER IS REDUCED message displays, an overheat protection mode which alternates firing groups of cylinders helps to prevent engine damage. In th ...
Exterior
Painted black and trimmed in chrome, my Yukon Denali test vehicle looked more
like its Escalade corporate cousin than a tough truck. The Yukon is probably the
safest-looking of the three siblings, ...