Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.
See also:
Checking Coolant in the
Intercooler System (CTS-V)
The vehicle must be on a level
surface when checking the
coolant level.
The super charged engine
intercooler coolant fill neck is
located in the engine compartment
on the passenger side of ...
STS adds direct-injection V-6
For 2008, STS will be the first GM vehicle equipped with a new 3.6-liter
direct-injected V-6 engine. The new base powerplant, with 298 horsepower (222
kW), delivers 40 more horsepower; and torque ...
Steps for Determining Correct Load Limit
1. Locate the statement “The combined weight of occupants and cargo should
never exceed XXX kg or XXX lbs” on your vehicle's placard.
2. Determine the combined weight of the driver and passengers ...






