How to replace the exhaust manifold on a 4.2L engine on 2005 Buick Rainier?

The procedure to change an Exhaust Manifold on a 4.2l engine starts by elevating the vehicle followed by disassembly of exhaust pipe bolts from the Exhaust Manifold. Once you lower the vehicle you should remove the manifold heat shield. Secondly you need to remove the Exhaust Manifold bolts while taking out both the Exhaust Manifold and its gasket. Place a new gasket on the Exhaust Manifold followed by installation of the manifold. The technician should use threadlock gm p/n 12345493 (Canadian P/N 10953488) to apply on the manifold bolts before installation. The procedure calls for bolting the manifold at 25 nm (18 ft. Lbs.) during the first, second, and final pass. Install the Exhaust Manifold heat shield studs after tightening them to 10 nm (89 inch lbs.). After raising your car once more you need to mount the exhaust pipe to the manifold with a seal using nuts that you will tighten up to 50 nm (37 ft. Lbs.). Finally, lower the vehicle.

OEM 2005 Buick Rainier Exhaust Manifold

Engine Exhaust Manifold

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3 Exhaust Manifolds found

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2005 Buick Rainier Exhaust Manifold Part Number: 88890560
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Item Weight: 16.20 Pounds
- Item Dimensions: 5.3 x 23.9 x 13.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 88890560
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2005 Buick Rainier Submodels:
- CXL, CXL Plus | 6 Cyl 4.2 L GAS
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2005 Buick Rainier Exhaust Manifold, Passenger Side Part Number: 12600527
$133.53 MSRP: $210.11
You Save: $76.58 (37%)
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Replaces: 12567484
- Item Weight: 11.80 Pounds
- Item Dimensions: 22.1 x 9.2 x 6.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12600527
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Buick Rainier Submodels:
- CXL, CXL Plus | 8 Cyl 5.3 L GAS
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2005 Buick Rainier Exhaust Manifold, Driver Side Part Number: 12600526
$113.18 MSRP: $178.09
You Save: $64.91 (37%)
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Driver Side
- Item Weight: 13.40 Pounds
- Item Dimensions: 21.5 x 18.7 x 8.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12600526
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Buick Rainier Submodels:
- CXL, CXL Plus | 8 Cyl 5.3 L GAS

2005 Buick Rainier Exhaust Manifold

With a comprehensive array of OEM 2005 Buick Rainier Exhaust Manifold, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2005 Buick Rainier Exhaust Manifold are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2005 Buick Rainier Exhaust Manifold Parts and Q&A

Q: How to replace the exhaust manifold on a 4.2L engine on 2005 Buick Rainier?
A: The procedure to change an Exhaust Manifold on a 4.2l engine starts by elevating the vehicle followed by disassembly of exhaust pipe bolts from the Exhaust Manifold. Once you lower the vehicle you should remove the manifold heat shield. Secondly you need to remove the Exhaust Manifold bolts while taking out both the Exhaust Manifold and its gasket. Place a new gasket on the Exhaust Manifold followed by installation of the manifold. The technician should use threadlock gm p/n 12345493 (Canadian P/N 10953488) to apply on the manifold bolts before installation. The procedure calls for bolting the manifold at 25 nm (18 ft. Lbs.) during the first, second, and final pass. Install the Exhaust Manifold heat shield studs after tightening them to 10 nm (89 inch lbs.). After raising your car once more you need to mount the exhaust pipe to the manifold with a seal using nuts that you will tighten up to 50 nm (37 ft. Lbs.). Finally, lower the vehicle.