How to replace the exhaust manifold on a 2.2L engine on Chevrolet Cobalt?

The replacement of a 2.2l engine Exhaust Manifold starts with taking off the intake manifold cover. The secondary air injection (AIR) check valve should be removed when the vehicle carries rpo nu3. Removing the Exhaust Manifold heat shield together with the heated Oxygen Sensor (HO2S) represents the next step. First lift the vehicle and afterward support it before separating the Catalytic Converter assembly. Lower the vehicle before removing Exhaust Manifold nuts and the Exhaust Manifold as a unit before disposing of the Exhaust Manifold Gasket. The gasket installation starts by carefully reading the mating surface of all components whereas next you should connect the Exhaust Manifold onto engine while attaching the new gasket onto the studs. Use new Exhaust Manifold nuts then apply torque to a specification of 14 nm (10 lb ft). Building support under the vehicle will let you mount the Catalytic Converter assembly in position. The technician needs to reinstall the heated Oxygen Sensor (HO2S) after completing the vehicle lowering process. The air check valve must be installed when rpo nu3 is present on the vehicle. The last step involves installing the intake manifold cover while performing a reliable inspection of the exhaust system for leaks.

OEM Chevrolet Cobalt Exhaust Manifold

Engine Exhaust Manifold

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Chevrolet Cobalt Exhaust Manifold Part Number: 90537679
$164.90 MSRP: $333.96
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Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2006 Chevrolet Cobalt | Base, LS, LT, LTZ | 4 Cyl 2.2 L GAS
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Chevrolet Cobalt Exhaust Manifold Part Number: 12603792
$80.11 MSRP: $125.49
You Save: $45.38 (37%)
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Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008 Chevrolet Cobalt | Sport | 4 Cyl 2.4 L GAS
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Chevrolet Cobalt Exhaust Manifold Part Number: 12606805
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2008 Chevrolet Cobalt | LS, LT, LTZ | 4 Cyl 2.2 L GAS
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Chevrolet Cobalt Exhaust Manifold Part Number: 12581284
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2008 Chevrolet Cobalt | Sport, SS | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS
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Chevrolet Cobalt Exhaust Manifold Part Number: 12607724
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2010 Chevrolet Cobalt | Base, LS, LT | 4 Cyl 2.2 L GAS
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Chevrolet Cobalt Exhaust Manifold Part Number: 12606689
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2008 Chevrolet Cobalt | LS, LT, LTZ | 4 Cyl 2.2 L GAS
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Chevrolet Cobalt Exhaust Manifold Part Number: 12602397
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2010 Chevrolet Cobalt | SS | 4 Cyl 2.0 L GAS

Chevrolet Cobalt Exhaust Manifold

Want to cut long-term maintenance and repair costs? Choose OEM Exhaust Manifold. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Chevrolet Cobalt parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Chevrolet Cobalt Exhaust Manifold includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

Exhaust Manifold of Chevrolet Cobalt vehicles are vital as they help in channeling hot exhaust gases through the system hence avoiding intake reversion and enhancing the performance of the vehicles engines. This is a component that is situated at the top of the exhaust system and it is designed using intertwining tubes fixed to the engine block. It is for the purpose of isolating aggressive emissions that may harm passengers and enhance the cylinders' performance. This component made from cast iron or stainless steel subject to crack at a later stage and cause performance problem and health hazards. Performance parts for the automobile include headers that can increase the efficiency of the engine by lowering flow resistance. Additional adjustments for instance; ceramic coating or exhaust wraps can assist in regulating heat on the engine bay but compromise manifold durability. In conclusion, the Exhaust Manifold of Chevrolet Cobalt vehicles is very important for the peaks of the car engine and safety of drivers.

Chevrolet Cobalt Exhaust Manifold Parts Questions & Experts Answers

Exhaust Manifold
12602397
Q: How to replace the exhaust manifold on a 2.2L engine on Chevrolet Cobalt?
A:
The replacement of a 2.2l engine Exhaust Manifold starts with taking off the intake manifold cover. The secondary air injection (AIR) check valve should be removed when the vehicle carries rpo nu3. Removing the Exhaust Manifold heat shield together with the heated Oxygen Sensor (HO2S) represents the next step. First lift the vehicle and afterward support it before separating the Catalytic Converter assembly. Lower the vehicle before removing Exhaust Manifold nuts and the Exhaust Manifold as a unit before disposing of the Exhaust Manifold Gasket. The gasket installation starts by carefully reading the mating surface of all components whereas next you should connect the Exhaust Manifold onto engine while attaching the new gasket onto the studs. Use new Exhaust Manifold nuts then apply torque to a specification of 14 nm (10 lb ft). Building support under the vehicle will let you mount the Catalytic Converter assembly in position. The technician needs to reinstall the heated Oxygen Sensor (HO2S) after completing the vehicle lowering process. The air check valve must be installed when rpo nu3 is present on the vehicle. The last step involves installing the intake manifold cover while performing a reliable inspection of the exhaust system for leaks.