Engine Air Cleaner/Filter
If the vehicle has a diesel engine, see “Pickup Models” under “Engine Air Cleaner/Filter” in the Duramax® Diesel Supplement for the correct inspection and replacement procedures.
See Engine Compartment Overview on page 10‑6 for the location of the engine air cleaner/filter.
See also:
Daytime Running Lamps (DRL)
Daytime Running Lamps (DRL) system makes the low-beam headlamps come on at a
reduced brightness in daylight when the following conditions are met:
○ The ignition is on.
○ The exterior ...
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position.
• The ignition should turn to LOCK/OFF only when the shift lever is in P (Park).
...
Brake Assist
If this vehicle has StabiliTrak®, it also has a Brake Assist feature designed to assist the driver in stopping or decreasing vehicle speed in emergency driving conditions. This feature uses the stabi ...





