How to replace the exhaust hanger mounting bracket on GMC Sierra 1500?

The first step to replace a mounting bracket requires removing the exhaust manifold pipe only when the engine is 6.0l. Before moving on to remove the left Catalytic Converter you should remove its 6.0l engine counterpart first. The removal process of the Catalytic Converter begins when operating a 6.6l engine. The Exhaust Pipe hanger bracket bolts and bracket must be removed from a vehicle which carries 4l80-e automatic transmission (RPO MT1). The procedure for replacing the Exhaust Pipe hanger bracket bolt/stud and bracket on a vehicle equipped with allison(R) automatic transmission (RPO MW7) includes stud/bolt removal first. The vehicle requires the removal of Exhaust Pipe hanger bracket bolts together with bracket when it is equipped with 6l90-e automatic transmission (RPO MYD). After equipment installation of a 6l90-e automatic transmission (RPO MYD) users must install the Exhaust Pipe hanger bracket and bolts while tightening both hardware pieces to 25 nm (18 lb ft). Affix the hanger bracket for an allison(R) automatic transmission (RPO MW7) along with its bolt/stud and apply 25 nm (18 lb ft) torque. Install the Exhaust Pipe hanger bracket with its bolts during a 4l80-e automatic transmission (RPO MT1) fitment by using torque to 25 nm (18 lb ft). The installation of the Catalytic Converter requires using it on a 6.6l engine. From vehicles equipped with a 6.0l engine, professionals should install the left Catalytic Converter while vehicles carrying a 6.0l engine must have their exhaust manifold pipe installed last.

OEM GMC Sierra 1500 Exhaust Hanger

Exhaust Tail Pipe Hanger

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GMC Sierra 1500 Converter & Pipe Insulator
Part Number: 23469850
$20.63 MSRP: $30.70
You Save: $10.07 (33%)
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Product Specifications
- Other Name: Insulator-Exhaust System; Exhaust Insulator; Exhaust Bracket; Exhaust Hanger; Center Muffler Insulator; Muffler & Pipe Insulator; Exhaust Pipe Insulator; Hanger Insulator; Muffler W/Tpipe Hanger.
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2023 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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GMC Sierra 1500 Muffler Insulator
Part Number: 15092802
$23.04 MSRP: $34.28
You Save: $11.24 (33%)
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Product Specifications
- Other Name: Insulator-Exhaust Muffler Hanger; Exhaust Insulator; Exhaust Bracket; Exhaust Hanger; Muffler & Pipe Insulator, Center Muffler, Intermed Pipe, Exhaust Pipe, Rear Muffler, Hanger, Mount
- Replaces: 15740212
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2023 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Hybrid, Pro, SL, SLE, SLT, WT, XFE | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.3 L GAS, 8 Cyl 5.3 L MILD HYBRID EV-GAS (MHEV), 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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GMC Sierra 1500 Tailpipe Hanger
Part Number: 84981631
$102.01 MSRP: $151.79
You Save: $49.78 (33%)
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Product Specifications
- Other Name: Hanger, Exhaust Muffler/Resonator; Muffler & Pipe Hanger; Hanger, Exhaust Tail Pipe
- Replaced by: 85049692
- Replaces: 84712190, 23388780
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2023 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, SLE, SLT | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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GMC Sierra 1500 Converter & Pipe Bracket, Front
Part Number: 12694290
$17.95 MSRP: $26.72
You Save: $8.77 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bracket Assembly-Exhaust Front; Exhaust Hanger; Bracket, Exhaust Pipe
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2023 GMC Sierra 1500 | Base, Elevation, Pro, SLE | 4 Cyl 2.7 L GAS
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GMC Sierra 1500 Muffler & Pipe Hanger, Front
Part Number: 15920032
Product Specifications
- Other Name: Hanger Assembly-Exhaust Muffler Front; Exhaust Hanger; Hanger, Exhaust Muffler/Resonator
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2013 GMC Sierra 1500 | Hybrid | 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV)

GMC Sierra 1500 Exhaust Hanger

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GMC Sierra 1500 Exhaust Hanger Parts Questions & Experts Answers

Muffler Insulator
15092802
Q: How to replace the exhaust hanger mounting bracket on GMC Sierra 1500?
A: The first step to replace a mounting bracket requires removing the exhaust manifold pipe only when the engine is 6.0l. Before moving on to remove the left Catalytic Converter you should remove its 6.0l engine counterpart first. The removal process of the Catalytic Converter begins when operating a 6.6l engine. The Exhaust Pipe hanger bracket bolts and bracket must be removed from a vehicle which carries 4l80-e automatic transmission (RPO MT1). The procedure for replacing the Exhaust Pipe hanger bracket bolt/stud and bracket on a vehicle equipped with allison(R) automatic transmission (RPO MW7) includes stud/bolt removal first. The vehicle requires the removal of Exhaust Pipe hanger bracket bolts together with bracket when it is equipped with 6l90-e automatic transmission (RPO MYD). After equipment installation of a 6l90-e automatic transmission (RPO MYD) users must install the Exhaust Pipe hanger bracket and bolts while tightening both hardware pieces to 25 nm (18 lb ft). Affix the hanger bracket for an allison(R) automatic transmission (RPO MW7) along with its bolt/stud and apply 25 nm (18 lb ft) torque. Install the Exhaust Pipe hanger bracket with its bolts during a 4l80-e automatic transmission (RPO MT1) fitment by using torque to 25 nm (18 lb ft). The installation of the Catalytic Converter requires using it on a 6.6l engine. From vehicles equipped with a 6.0l engine, professionals should install the left Catalytic Converter while vehicles carrying a 6.0l engine must have their exhaust manifold pipe installed last.