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:

Overview (AM-FM Radio)
1. FAV (Favorites) Radio: Opens the favorites list. 2. /VOL (Power/Volume) Turns the system on or off and adjusts the volume. 3. Buttons 1−6 Radio: Saves and selects favorite stations. 4. SEEK Radio: Seeks the next station. CD: Selects the next track or fast forw ...

Backup Lamp Bulb Replacement (Sedan)
Backup Lamp Bulb Replacement Callout Component Name Preliminary Procedure Remove the tail lamp assembly. Refer to Tail Lamp Replacement. 1 Back Up Lamp Bulb Socket Procedure Rotate the back u ...

Fuel Tank Draining
Warning: Refer to Gasoline/Gasoline Vapors Warning. Note: The fuel tank must be drained with a suitable, commercially-available fuel removal unit and suction hose - follow safety regulations and national legislation. The fuel tank is fitted with a refill limit float valv ...