Chevrolet Sonic Repair Manual: Automatic Transmission Flex Plate Replacement

Chevrolet Sonic Repair Manual / Powertrain / Engine / General / 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 Crankshaft Shock Mount Retainer For equivalent regional tools, refer to Special Tools.
1	Automatic Transmission Flex Plate Fastener (Qty: 6) Caution: Refer to Fastener Caution. Procedure Ensure to use a NEW fastener whenever the automatic transmission flex plate is removed. Tighten 35 Y (26 lb ft) Tighten the bolt an additional 30 degrees, and one more pass at 15 degrees using EN-470-B wrench .
2	Flex Plate
3	Automatic Transmission Flex Plate Procedure Inspect the automatic transmission flex plate for the following: Stress cracks around the flex plate. Cracks at welded areas that retain the ring gear onto the flex plate. Damaged or missing ring gear teeth. Do not attempt to repair the welded areas that retain the ring gear to the automatic transmission flex plate. Install a new flex plate.

Automatic Transmission Flex Plate Removal

Special Tools EN-652 Automatic Transmission Flex Plate Holder For equivalent regional tools, refer to Special Tools. Install the EN-652 holder (1) to hold the automatic transmiss ...

Battery Charging

Special Tools EL 50313 Battery Tester For equivalent regional tools, refer to Special Tools. Diagnostic Aids For best results, use an automatic taper-rate battery charger with a ...

Other materials:

System Operation
The vehicle has a Traction Control System (TCS) and StabiliTrak®, an electronic stability control system. These systems help limit wheel slip and assist the driver in maintaining control, especially on slippery road conditions. TCS activates if it senses that any of the drive wheels are spinni ...

Brake Rotor Assembled Lateral Runout Correction
Note: Brake rotor thickness variation MUST be checked BEFORE checking for assembled lateral runout (LRO). Thickness variation exceeding the maximum acceptable level can cause brake pulsation. Refer to Brake Rotor Thickness Variation Measurement. Brake rotor assembled latera ...

Air Cleaner Outlet Duct Replacement
Air Cleaner Outlet Duct Replacement Callout Component Name 1 Air Cleaner Outlet Duct Clamp 2 Air Cleaner Outlet Duct Clamp 3 Air Cleaner Outlet Duct Tip: Ai ...

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