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:
Front Side Door Window Rear Guide Replacement
Front Side Door Window Rear Guide Replacement
Callout
Component Name
Preliminary Procedure
Remove the front side door trim panel. Refer to Front Side Door Trim
Replacement.
1
Front Side Door Win ...
Inspection/Maintenance System Check
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle
prior to using this diagnostic procedure.
Review Diagnostic System Check - Vehicle
for an overview of the diagnostic approach.
Diagnostic Procedure Instructions provides
an overview of each diagn ...
Automatic Transmission Flex Plate Replacement
Automatic Transmission Flex Plate Replacement
Callout
Component Name
Preliminary Procedure
Remove the transmission. Refer to Transmission
Replacement.
Special Tools
EN-470-B Angular Torque Wrench
EN-49979 Crank ...
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