Chevrolet Sonic Repair Manual: Immobilizer

Ignition Lock Cylinder Replacement

Removal Procedure Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Remove the upper trim cover and the lower trim cover f ...

Immobilizer Description and Operation

The immobilizer system functions are provided by the body control module (BCM) and the engine control module (ECM), as well as any modules which store and report the environment identifier. When ...

Other materials:

Flushing
Special Tools BO 42220 Universal 12V Leak Detection Lamp GE 41447 R-134A A/C Tracer Dye Box of 24 GE 45268 A/C Flush Adapter Kit For equivalent regional tools, refer to Special Tools. Note: Flushing with the ACR 2000 is not intended to remove metal from the A/C ...

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. For automatic transmission vehicles, the ignition should turn to LOCK/OFF only when the shift lever is in P (Park). For manual transmission vehicles, the ignition should turn ...

Steering Assist with HD map data (a feature of ProPILOT Assist 2.1)
In the Nissan Armada equipped with ProPILOT Assist 2.1, Steering Assist is enhanced by HD map data, enabling more advanced driving support. When all required conditions are met, the system indicator turns blue, signaling that enhanced functionality is active. In this advanced mode, the Nissan ...