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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Engine Mechanical - 3.6L (LF4 LGX) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Automatic Transmission Flex Plate Replacement (LGX)

Automatic Transmission Flex Plate Replacement (LGX)

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Automatic Transmission Flex Plate (LGX)
GM4182587Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Transmission Replacement (M5N with LGX Engine)

Special Tools

  • EN 45059  Angle Meter
  • EN 46106  Flywheel Holding Tool

Equivalent regional tools:Special Tools (LGX) .
1 Automatic Transmission Flex Plate Fastener (Qty: 8)
CAUTION:

Refer to Fastener Caution .

CAUTION:

This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

NOTE:

NEW bolts must be used whenever removing the automatic transmission flex plate.


Procedure 
Tighten 
30 N.m (22 lb ft) plus 45 degrees
2 Automatic Transmission Flex Plate
Procedure 
Automatic Transmission Flex Plate Cleaning and Inspection .