How to Detect a Tamper Condition
If
is pressed and the horn sounds,
an attempted break-in has occurred while the system was armed.
If the alarm has been activated, the THEFT ATTEMPTED message will appear on the DIC. See Key and Lock Messages on page 5.29 for additional information.
See also:
Starting the Vehicle
1. Aim the RKE transmitter at the vehicle.
2. Press and release
.
3. Immediately after completing Step 2, press and hold
until the turn signal lamps flash.
When the vehicle starts, the parking ...
Taillamps (Chassis Cab Models)
A. Backup Lamp
B. Stoplamp/Taillamp/Turn Signal Lamp
To replace one of these bulbs:
1. Remove the four screws.
2. Lift the lens off the lamp assembly.
3. Turn the old bulb counterclockwise and ...
How to Add Coolant to the Coolant Surge Tank for Gasoline Engines
If the vehicle has a diesel engine, see “Cooling System” in the Duramax Diesel Supplement for the proper coolant fill procedure.
WARNING
You can be burned if you spill coolant on hot engine part ...





