Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if the
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push 
, and
an Advisor can run a check.
See also:
Fuel E85 (85% Ethanol)
Vehicles that have a FlexFuel badge and a yellow fuel cap can use either unleaded
gasoline or ethanol fuel containing up to 85% ethanol (E85). For all other vehicles,
use only the unleaded gasolin ...
Vehicle Overview
Cadillac created a new niche for itself in 2002 by borrowing a concept from
Chevrolet and giving it the full luxury treatment. Chevrolet had already
launched its Avalanche, and Cadillac followed w ...
Headlamp Aiming
The vehicle has a visual optical headlamp aiming system. The aim of the headlamps
have been preset at the factory and should need no further adjustment.
However, if the vehicle is damaged in a cras ...