Chevrolet Sonic Repair Manual: Automatic Transmission Shift Lock Control Function Check
Warning:
When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.
- Before starting this check, be sure there is enough room around the vehicle. It should be parked on a level surface.
- Apply the parking brake. Be ready to apply the regular brake immediately if the vehicle begins to move.
- With the engine off, turn the ignition on, but do not start the engine. Without applying the regular brake, try to move the shift lever out of P (Park) with normal effort. If the shift lever moves out of P (Park), contact your dealer for service.
Automatic Transmission Shift Lock Control Description and Operation
The automatic transmission park lock control system is a safety device that prevents
an inadvertent shift out of PARK. The driver must press the brake pedal before moving
the park lever out of the ...
Gear Position Sensor Replacement
Gear Position Sensor Replacement
Callout
Component Name
Preliminary Procedure
Unclip the engine control module (ECM) and bracke ...
Other materials:
Communication Interface Module Replacement
Communication Interface Module Replacement
Callout
Component Name
Preliminary Procedure
Remove the instrument panel lower compartment.
Refer to Instrument Panel Lower Compartment
Replacement.
Remove the instrument pa ...
Front Wheel Drive Shaft Outer Joint and Boot Replacement
Special Tools
DT-35910 Drive Axle Boot Clamp Pliers
For equivalent regional tools, refer to Special Tools
Disassemble Procedure
Remove the wheel drive shaft from the vehicle. Refer to Front Wheel
Drive Shaft Replacement.
Install the drive axle shaft (1) i ...
Transmission General Description
The Hydra-matic 6T30/40/45/50 is a fully automatic, 6-speed, front-wheel drive,
electronic-controlled transmission. It consists primarily of a 4-element torque
converter, a compound planetary gear set, friction and mechanical clutch assemblies,
and a hydraulic pressurization and control system ...
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