Sedan and Wagon Base Model
Cadillac CTS / Cadillac CTS Owners Manual / Keys, Doors, and Windows / Keys and Locks / Door Locks (Sedan and Wagon) / Sedan and Wagon Base Model
From the inside, use the door lock knob on the top of doors.
See also:
How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface.
For Two-Wheel-Drive vehicles, the proper level is from 15mm to 40mm (0.6
in to 1.6 in) below the bottom of the filler plu ...
OnStar Overview
If equipped, this vehicle has a
comprehensive, in-vehicle system
that can connect to a live Advisor
for Emergency, Security, Navigation,
Connection, and Diagnostic
Services.
The OnStar sy ...
DIC Operation and Displays
The DIC has different displays which can be accessed by using the DIC
buttons on the turn signal lever located on the left side of the steering
wheel. The DIC displays trip, fuel, vehicle system inf ...