Chevrolet Sonic Repair Manual: Automatic Transmission Flex Plate Replacement

Chevrolet Sonic Repair Manual / Powertrain / Transmission/Transaxle / Flywheel/Flexplate / 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 trans ...

Engine Flywheel Installation

Special Tools EN-652 Flywheel Holder EN-45059 Torque Angle Sensor Kit For equivalent regional tools, refer to Special Tools. Clean the thread in the crankshaft. Install the cra ...

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 ...

Tire Dismounting and Mounting (Lubricant)
Important: Lubricant should be applied to form a thin, just visible layer, on the bead foot and bead outer areas. There should not be any visible clumps of lubricant. Never use soap or any lubricant net specifically designed for tire assembly. Lubricant ...

Transmission System Description and Operation
The F17 is a 5 speed manual transmission assembly. Note: Use only transmission fluid listed within the Adhesives, Fluids, Lubricants, and Sealers for this manual transmission assembly. Other lubricants or additives may affect the shift performance. The F17 (Gen 1) 5 Speed m ...

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