Chevrolet Sonic Repair Manual: 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 to LOCK/OFF only when the shift lever is in neutral.
On all vehicles, the ignition key should come out only in LOCK/OFF.
Contact your dealer if service is required.
Transmission Adaptive Functions
The 6T30/40/45/50 transmission utilizes a line pressure control system during
upshifts to compensate for the normal wear of transmission components. As the apply
components within the transmission ...
Other materials:
Loss of Control
Skidding
There are three types of skids that correspond to the vehicle's three control
systems:
Braking Skid — wheels are not rolling.
Steering or Cornering Skid — too much speed or steering in a curve causes
tires to slip and lose cornering force.
Acceleration Skid — too muc ...
Roadside Assistance Program
For U.S.-purchased vehicles, call 1-800-243-8872; (Text Telephone (TTY): 1-888-889-2438).
For Canadian-purchased vehicles, call 1-800-268-6800.
Service is available 24 hours a day, 365 days a year.
Calling for Assistance
When calling Roadside Assistance, have the following information ready:
...
Drivetrain and Front Suspension Frame Skid Plate Replacement
Removal Procedure
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove the mounting bolts (1) for the front suspension frame skid plate.
Remove the front suspension frame skid plate (2).
Installation Procedure ...
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