How to replace the exhaust muffler on LLV/LLR with 2.9L/3.7L engines on GMC Canyon?

To replace the exhaust Muffler for llv/llr vehicles with 2.9l/3.7l engines, first lift and support the vehicle without overextending the rear brake hose. Start with the removal of the lower shock absorber nuts and bolts , then remove right rear leaf spring nut and bolt . Put a piece of wood between the rear axle and the frame without being over-flexed or run the risk of breaking the flex joint. Then, remove the nuts that attach the Muffler to the Catalytic Converter with no use of oil-based lubricants. Spray the soapy solution to the exhaust pipe hanger rods in order to make the removal of the exhaust hangers easier, pry the hangers out. To remove the Muffler, slide it towards the rear, rotate it 90 degrees counterclockwise and carefully remove it from the vehicle. For installation, rotate the Muffler 90 degrees counterclockwise and insert it over the rear axle and slide it back until the flange is near Catalytic Converter and then rotate it clockwise 90 degrees to the position installed and slid it forward until the stud aligns to the rear of Catalytic Converter. Again, avoid oil-based lubricants. Use a soapy solution to lubricate the inner diameter of the exhaust pipe hanger and the exhaust pipe hanger rod in order to make the installation of the hangers easier, follow by pressing in on the rods. Screw the nuts holding the Muffler to the Catalytic Converter on with hands only until it touches the metal flange before tightening to 45 nm (33 lb ft). Remove that block of wood , then install the right rear leaf spring bolt and nut to 85nm (63 lb ft) tightening and install the lower shock absorber bolts and nuts to a 95 nm (70 lb ft). Finally check for leaks in the exhaust system and underbody contact before lowering the vehicle.

OEM GMC Canyon Muffler

Exhaust Muffler

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11 Mufflers found

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GMC Canyon Muffler & Pipe Part Number: 86785729
$645.89 MSRP: $969.99
You Save: $324.10 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Muffler, Exhaust; Muffler & Pipe Assembly
- Replaced by: 85838037
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023 GMC Canyon | AT4, AT4X, Denali, Elevation | 4 Cyl 2.7 L GAS
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GMC Canyon Muffler & Pipe Part Number: 84220294
$960.47 MSRP: $1442.44
You Save: $481.97 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 84123641
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 GMC Canyon | All Terrain, AT4, Base, Denali, Elevation, Elevation Standard, SLE, SLT | 6 Cyl 3.6 L GAS
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GMC Canyon Muffler & Pipe Part Number: 84123642
$759.76 MSRP: $1141.01
You Save: $381.25 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 GMC Canyon | All Terrain, AT4, Base, Denali, Elevation, Elevation Standard, SLE, SLT | 6 Cyl 3.6 L GAS
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GMC Canyon Muffler & Pipe Part Number: 25878015
$818.28 MSRP: $1228.90
You Save: $410.62 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 15839098
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2012 GMC Canyon | SL, SLE, SLT, WT, Z71 Fleet, Z71 SL, Z71 SLE, Z85 SL, Z85 SLE | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS, 8 Cyl 5.3 L GAS
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GMC Canyon Muffler & Pipe Part Number: 23363061
$410.38 MSRP: $613.54
You Save: $203.16 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Muffler, Exhaust; Muffler
- Replaces: 94779902
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2022 GMC Canyon | Base, Elevation, Elevation Standard, SL, SLE, SLT | 4 Cyl 2.5 L GAS
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GMC Canyon Muffler & Pipe Part Number: 25878014
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 25800663
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2012 GMC Canyon | SL, SLE, SLT, WT | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
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GMC Canyon Muffler & Pipe Part Number: 23363073
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 94779907
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2016 GMC Canyon | Base, SLE, SLT | 6 Cyl 3.6 L GAS
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GMC Canyon Muffler & Pipe Part Number: 20793138
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 25979694
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2012 GMC Canyon | SLE, SLT | 8 Cyl 5.3 L GAS
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GMC Canyon Muffler & Pipe Part Number: 15773627
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Replaces: 15113344, 15235129
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2007 GMC Canyon | SL, SLE, SLT, WT, Z71 Fleet, Z71 SL, Z71 SLE, Z85 SL, Z85 SLE | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
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GMC Canyon Muffler & Pipe Part Number: 15773625
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2007 GMC Canyon | SL, SLE, SLT, WT, Z71 Fleet, Z71 SL, Z71 SLE, Z85 SL, Z85 SLE | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
View related parts
GMC Canyon Muffler & Pipe Part Number: 23363062
$521.88 MSRP: $783.76
You Save: $261.88 (34%)
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 94779906
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2016 GMC Canyon | Base, SLE, SLT | 6 Cyl 3.6 L GAS

GMC Canyon Muffler

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The Muffler of GMC Canyon Vehicles is essential in lowering the loud sound pressure produced by exhaust gases and this is made by the use of passages and chambers within the Muffler. Despite the fact that mufflers have been proved to be an efficient tool for noise control, they are somehow unfavourable in causing back pressure that might lower the efficiency of the engine used. mufflers may promise to increase the performance of the engines through the reduction of back pressure though this is normally accompanied with sound suppression. Due to legal requirements in many countries which control modifications of the exhaust systems, the role of mufflers is crucial with regard to noise and emission levels. In conclusion, the Muffler used in GMC Canyon vehicles plays a crucial role in contributing to the general internal combustion and reduction of noise for the vehicle's users.

GMC Canyon Muffler Parts Questions & Experts Answers

Muffler & Pipe
25878015
Q: How to replace the exhaust muffler on LLV/LLR with 2.9L/3.7L engines on GMC Canyon?
A:
To replace the exhaust Muffler for llv/llr vehicles with 2.9l/3.7l engines, first lift and support the vehicle without overextending the rear brake hose. Start with the removal of the lower shock absorber nuts and bolts , then remove right rear leaf spring nut and bolt . Put a piece of wood between the rear axle and the frame without being over-flexed or run the risk of breaking the flex joint. Then, remove the nuts that attach the Muffler to the Catalytic Converter with no use of oil-based lubricants. Spray the soapy solution to the exhaust pipe hanger rods in order to make the removal of the Exhaust Hangers easier, pry the hangers out. To remove the Muffler, slide it towards the rear, rotate it 90 degrees counterclockwise and carefully remove it from the vehicle. For installation, rotate the Muffler 90 degrees counterclockwise and insert it over the rear axle and slide it back until the flange is near Catalytic Converter and then rotate it clockwise 90 degrees to the position installed and slid it forward until the stud aligns to the rear of Catalytic Converter. Again, avoid oil-based lubricants. Use a soapy solution to lubricate the inner diameter of the exhaust pipe hanger and the exhaust pipe hanger rod in order to make the installation of the hangers easier, follow by pressing in on the rods. Screw the nuts holding the Muffler to the Catalytic Converter on with hands only until it touches the metal flange before tightening to 45 nm (33 lb ft). Remove that block of wood , then install the right rear leaf spring bolt and nut to 85nm (63 lb ft) tightening and install the lower shock absorber bolts and nuts to a 95 nm (70 lb ft). Finally check for leaks in the exhaust system and underbody contact before lowering the vehicle.