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).
• The ignition key should come out only in LOCK/OFF.
Contact your dealer if service is required.
See also:
Instrument Cluster
English Light Duty Premium Shown. Metric, Uplevel, Base and Heavy Duty
Similar.
For vehicles with a DURAMAX® Diesel engine, see the DURAMAX® Diesel Supplement for more information.
For vehicle ...
Engine Heater
The engine coolant heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below 0°F (−18°C). Vehicles with an engine coolant heater s ...
Denali details
The iconic Yukon Denali delves deeper into the luxury SUV realm with enhanced
features and craftsmanship that distinguish it from other models. It is a
comprehensive package of performance, amenit ...