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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 366 (Engine Mechanical - 6.2L (LT4) - Repair Instructions) >> Repair Instructions >> Engine Mount Replacement - Right Side >> Single Use Fasteners and Components

Single Use Fasteners and Components

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
GM4080732Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Drivetrain and Front Suspension Cradle Removal and Installation (Blackwing)
1 Engine Mount Bolt [2x]
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.

Procedure

  1. Remove and DISCARD the fasteners.
  2. Install NEW fasteners.

Tighten 
  1. First Pass: 58 N.m (43 lb ft)
  2. Final Pass: plus 60-75 degrees
2 Engine Mount
3 Phenolic Spacer
CAUTION:

Phenolic spacer must be present to prevent galvanic/corrosive reaction and/or excessive temperature conduction between engine mount bracket and engine mount. Replace mount if phenolic spacer is missing or damaged. Failure to ensure phenolic spacer is intact and not damaged can lead to premature failure of engine mount and/or engine mount bracket.


Procedure 
Inspect the engine mount to ensure the plastic spacer is in place and not damaged.