OnStar Overview
EmergencyPower Steering System Description and Operation
The hydraulic power steering pump is a constant displacement vane-type pump
that provides hydraulic pressure and flow for the power
steering gear. The hydraulic power steering pumps are either belt-driven or
direct-drive, cam-driven.
The power steering fluid reservoir holds the power steerin ...
Headlamp High/Low-Beam Changer
(Headlamp High/Low-Beam Changer):
Push the turn signal lever away from you and release to turn the high beams on.
To return to low beams, push the lever again or pull it toward you and release.
This indicator light turns on in the instrument cluster when the high-beam headlamps
are on. ...
Ultra High Strength Dual Phase Steel
This information provides repair recommendations and general guidelines for
steel classified as Ultra High Strength Dual Phase Steel (Dual
Phase Steel with a tensile strength greater than 800 MPa), also known as DPX.
General Motors recommends the following when repairing or replacing this type ...