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:
Powertrain
The XLR's Northstar V-8 VVT is a 90-degree, DOHC, four-valves-per-cylinder
engine featuring an aluminum block and cylinder heads, and a valvetrain
configuration with roller finger followers. The e ...
Weight of the Trailer Tongue
The tongue load (A) of any trailer is very important because it is also part
of the vehicle weight. The Gross Vehicle Weight (GVW) includes the curb weight of
the vehicle, any cargo carried in it, ...
Door Locks (Coupe)
WARNING!
Unlocked doors can be
dangerous.
- Passengers — especially
children — can easily open
the doors and fall out of a
moving vehicle. When a door
is locked it will not open.
You incr ...