Emergency Roof Lamp Provisions
Vehicles with the RPO VYU snow plow prep package also have an emergency roof lamp provision package, RPO TRW. Wiring for the emergency roof lamp is provided above the overhead console. See Auxiliary Roof-Mounted Lamp on page 6‑7 for switch location.
See also:
Exterior
The Yukon has a one-piece grille and taller headlights than its sister Tahoe,
with jewel-like bezels and a wider, lower air dam. The rest of the body features
blocky fenders, long rear-quarter win ...
Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle.
Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑64.
Added electrical equipment ...
Tire Messages
SERVICE TIRE MONITOR SYSTEM
If the vehicle has the Tire Pressure Monitor System (TPMS), this message displays if a part on the system is not working properly. The tire pressure light also flashes and ...