SERVICE POWER STEERING
This message displays if a problem is detected with the speed variable assist steering system. When this message is displayed, you may notice that the effort required to steer the vehicle increases or feels heavier, but you will still be able to steer the vehicle. See Steering.
See also:
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 ...
Powertrain
The DTS is equipped with the technologically advanced Northstar 4.6L V-8
engine and mated to the Hydra-Matic 4T80-E four-speed automatic transmission - a
proven combination that assures powerful, ...
Roof
Sunroof
If the vehicle has a power
sunroof it will only operate when
the ignition is in ON/RUN or
ACC/ACCESSORY, or when
Retained Accessory Power (RAP)
is active. See Ignition Positions
( ...






