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Fastener Specifications

GM6442799Courtesy of GENERAL MOTORS COMPANY
Catalytic Converter Front Heat Shield- Inner

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Turbocharger Heat Shield Bolt [2x] - - 9 N.m (80 lb in) Catalytic Converter Front Heat Shield Replacement - Inner 
GM6442798Courtesy of GENERAL MOTORS COMPANY
Catalytic Converter Front Heat Shield- Outer

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Turbocharger Heat Shield Bolt [4x] - - 9 N.m (80 lb in) Catalytic Converter Front Heat Shield Replacement - Outer 
GM6387928Courtesy of GENERAL MOTORS COMPANY
Exhaust Front Pipe

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Exhaust System Intermediate Nut [2x] - - 22 N.m (16 lb ft) Exhaust Front Pipe Replacement (F48) , or Exhaust Front Pipe Replacement (FWD) 
2 Exhaust System Intermediate Gasket Yes - - Exhaust Front Pipe Replacement (F48) , or Exhaust Front Pipe Replacement (FWD) 
3 Exhaust Front Pipe Bolt - - 50 N.m (37 lb ft) Exhaust Front Pipe Replacement (F48) , or Exhaust Front Pipe Replacement (FWD) 
4 Catalytic Converter Nut [2x] - - 50 N.m (37 lb ft) Exhaust Front Pipe Replacement (F48) , or Exhaust Front Pipe Replacement (FWD) 
5 Exhaust System Rear Gasket Yes - - Exhaust Front Pipe Replacement (F48) , or Exhaust Front Pipe Replacement (FWD) 
GM6387941Courtesy of GENERAL MOTORS COMPANY
Exhaust Front Underbody Heat Shield FWD)

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Exhaust Front Underbody Heat Shield Retainer [7x] - - 2 N.m (18 lb in) Exhaust Front Underbody Heat Shield Replacement (FWD) , or Exhaust Front Underbody Heat Shield Replacement (F48) 
GM6387939Courtesy of GENERAL MOTORS COMPANY
Exhaust Front Underbody Heat Shield AWD)

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Exhaust Front Underbody Heat Shield Retainer [7x] - - 2 N.m (18 lb in) Exhaust Front Underbody Heat Shield Replacement (FWD) , or Exhaust Front Underbody Heat Shield Replacement (F48) 
GM6387945Courtesy of GENERAL MOTORS COMPANY
Exhaust Muffler Heat Shield

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Exhaust Rear Muffler Heat Shield Retainer [4x] - - 2 N.m (18 lb in) Exhaust Muffler Heat Shield Replacement (FWD) , or Exhaust Muffler Heat Shield Replacement (F48) 
 
GM6387935Courtesy of GENERAL MOTORS COMPANY
Exhaust Rear Hanger

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Exhaust Rear Muffler Rear Hanger Bolt [2x] - - 58 N.m (43 lb ft) Exhaust Rear Hanger Replacement 
GM6440416Courtesy of GENERAL MOTORS COMPANY
Warm Up Three-Way Catalytic Converter

Callout Component Name Single Use Fastener / Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Turbocharger Exhaust Pipe Gasket Yes - - Warm Up Three-Way Catalytic Converter Replacement (FWD) , or Warm Up Three-Way Catalytic Converter Replacement (F48) 
2 Catalytic Converter Nut [4x] - - 67 N.m (49 lb ft) Warm Up Three-Way Catalytic Converter Replacement (FWD) , or Warm Up Three-Way Catalytic Converter Replacement (F48) 
3 Catalytic Converter Bracket Bolt - - 22 N.m (16 lb ft) Warm Up Three-Way Catalytic Converter Replacement (FWD) , or Warm Up Three-Way Catalytic Converter Replacement (F48) 
4 Catalytic Converter Brace Bracket Bolt [2x] - - 22 N.m (16 lb ft) Warm Up Three-Way Catalytic Converter Replacement (FWD) , or Warm Up Three-Way Catalytic Converter Replacement (F48)