How to Replace the Left Side Catalytic Converter on Buick Enclave?

To change the left side catalytic converter, you should start by taking off the exhaust manifold heat shield. Then, remove the catalytic converter to exhaust manifold nuts and the exhaust flexible pipe. Now, take out the catalytic converter brace bolt and unhook the catalytic converter from the exhaust manifold. Remove the catalytic converter to exhaust manifold seal. For installation, apply a new exhaust manifold seal on the catalytic converter, then fasten it to the exhaust manifold. In place of the catalytic converter brace bolt , install and tighten a bolt to 41 Nm (30 lb ft). Replace the exhaust flexible pipe and fasten the catalytic converter to exhaust manifold nuts up to a torque specification of 50 Nm (37 lb ft). Finally put back the exhaust manifold heat shield.

OEM Buick Enclave Catalytic Converter

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14 Catalytic Converters found

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Buick Enclave Catalytic Converter, Driver Side
Part Number: 19420303
$644.43 MSRP: $955.00
You Save: $310.57 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe); Converter & Pipe; Converter, Catalytic Converter
- Position: Driver Side
- Replaces: 23229313
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2017 Buick Enclave | Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Passenger Side
Part Number: 19418927
$924.41 MSRP: $1375.38
You Save: $450.97 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Passenger Side
- Replaces: 20906953
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2015 Buick Enclave | Base, Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Passenger Side
Part Number: 85132448
$513.45 MSRP: $758.33
You Save: $244.88 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter, Catalytic Converter
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2024 Buick Enclave | Avenir, Base, Essence, Preferred, Premium | 6 Cyl 3.6 L GAS
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Buick Enclave Catalytic Converter, Driver Side
Part Number: 19418929
$930.84 MSRP: $1385.05
You Save: $454.21 (33%)
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 20906952
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2015 Buick Enclave | Base, Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Driver Side
Part Number: 85513035
$745.90 MSRP: $1107.35
You Save: $361.45 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter, Catalytic Converter
- Position: Driver Side
- Replaces: 19420283, 84256774
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2021 Buick Enclave | Avenir, Base, Essence, Preferred, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Driver Side
Part Number: 85132447
$681.91 MSRP: $1011.28
You Save: $329.37 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter, Catalytic Converter
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2022-2024 Buick Enclave | Avenir, Essence, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter
Part Number: 23229312
$491.95 MSRP: $726.05
You Save: $234.10 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter, Catalytic Converter
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2017 Buick Enclave | Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Passenger Side
Part Number: 19420290
$799.61 MSRP: $1188.00
You Save: $388.39 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe); Converter & Pipe; Converter, Catalytic Converter; Exhaust Pipe
- Position: Passenger Side
- Replaces: 23229314
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2017 Buick Enclave | Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Driver Side
Part Number: 19420111
$1133.62 MSRP: $1689.52
You Save: $555.90 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 25776079
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008 Buick Enclave | CX, CXL | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Passenger Side
Part Number: 19419591
$1124.27 MSRP: $1675.49
You Save: $551.22 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Passenger Side
- Replaces: 15118654
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008 Buick Enclave | CX, CXL | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter
Part Number: 19418968
$558.62 MSRP: $826.15
You Save: $267.53 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe) "Kit"; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 20906951
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2015 Buick Enclave | Base, Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter
Part Number: 19418938
$613.47 MSRP: $908.52
You Save: $295.05 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe) "Kit"; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15903508
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2011 Buick Enclave | CX, CXL | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Driver Side
Part Number: 19418923
$1209.99 MSRP: $1804.18
You Save: $594.19 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 15903507
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2011 Buick Enclave | CX, CXL | 6 Cyl 3.6 L GAS
View related parts
Buick Enclave Catalytic Converter, Passenger Side
Part Number: 19418920
$1070.08 MSRP: $1717.10
You Save: $647.02 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit" See G; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Passenger Side
- Replaces: 15903506
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2011 Buick Enclave | CX, CXL | 6 Cyl 3.6 L GAS

Buick Enclave Catalytic Converter

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Buick Enclave Catalytic Converter Parts Questions & Experts Answers

Catalytic Converter
19418938
Q: How to Replace the Left Side Catalytic Converter on Buick Enclave?
A: To change the left side catalytic converter, you should start by taking off the exhaust manifold heat shield. Then, remove the catalytic converter to exhaust manifold nuts and the exhaust flexible pipe. Now, take out the catalytic converter brace bolt and unhook the catalytic converter from the exhaust manifold. Remove the catalytic converter to exhaust manifold seal. For installation, apply a new exhaust manifold seal on the catalytic converter, then fasten it to the exhaust manifold. In place of the catalytic converter brace bolt , install and tighten a bolt to 41 Nm (30 lb ft). Replace the exhaust flexible pipe and fasten the catalytic converter to exhaust manifold nuts up to a torque specification of 50 Nm (37 lb ft). Finally put back the exhaust manifold heat shield.

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