Installation Procedure

WARNING: This page is about a different variant/trim than selected.

Clean the 8 flex plate bolt hole threads in the crankshaft.
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Check the flex plate for damage before installation.
Automatic Transmission Flex Plate (1) - Install
Ensure the flex plate locating pin (2) depth should be 5 mm (a)
Check that guide pin (2) is in the correct hole of the automatic transmission flex plate.
Automatic Transmission Flex Plate Bolt (3) - Install NEW and hand tighten [8x]
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EN-52476 Flywheel Holding Tool (1) - Install
Fig 1: Identifying Automatic Transmission Flex Plate Bolts With Tightening Sequence
Courtesy of GENERAL MOTORS COMPANY

CAUTION:
Fastener Caution

CAUTION:
Torque-to-Yield Fastener Caution

Automatic Transmission Flex Plate Bolt (2) - Tighten in sequence [8x]
1. First Pass: 20 N.m (15 lb ft)
2. Second Pass: 70 degrees, use the EN-45059 Angle Meter
EN-52476 Flywheel Holding Tool - Remove
Transmission - Install - Transmission Replacement (All Wheel Drive) , or Transmission Replacement (Front Wheel Drive)