How to replace the exhaust heat shield on the left side of the LY7 (3.6L) on 2009 Cadillac STS?

To replace the left exhaust manifold heat shield for an LY7 (3.6L), start by removing the heat shield bolts and then unfastening the heat shield. Afterward, place the new exhaust manifold heat shield on and fasten it with bolts tightened to 10 Nm (89 lb in).

OEM 2009 Cadillac STS Exhaust Heat Shield

Heat Shield

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4 Exhaust Heat Shields found

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2009 Cadillac STS Heat Shield, Driver Side Part Number: 12607338
Product Specifications
- Other Name: Shield-Exhaust Manifold Heat; Exhaust Heat Shield; Shield, Exhaust Manifold
- Position: Driver Side
- Replaces: 12567838
- Item Weight: 1.30 Pounds
- Item Dimensions: 20.2 x 11.9 x 5.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12607338
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2009 Cadillac STS Submodels:
- Base, Platinum, V | 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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2009 Cadillac STS Heat Shield, Passenger Side Part Number: 12576372
Product Specifications
- Other Name: Shield-Exhaust Manifold Heat; Exhaust Heat Shield; Shield, Exhaust Manifold
- Position: Passenger Side
- Item Weight: 2.50 Pounds
- Item Dimensions: 23.9 x 8.4 x 6.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12576372
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2009 Cadillac STS Submodels:
- Base, Platinum, V | 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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2009 Cadillac STS Heat Shield Part Number: 12617267
Product Specifications
- Other Name: Shield, Exhaust Manifold; Exhaust Heat Shield
- Replaces: 12580707
- Item Weight: 2.10 Pounds
- Item Dimensions: 14.6 x 8.0 x 7.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12617267
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2009 Cadillac STS Submodels:
- Base, Platinum | 6 Cyl 3.6 L GAS
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2009 Cadillac STS Heat Shield Part Number: 12580706
Product Specifications
- Other Name: Shield, Exhaust Manifold; Exhaust Heat Shield
- Item Weight: 2.00 Pounds
- Item Dimensions: 13.5 x 6.7 x 6.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12580706
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2009 Cadillac STS Submodels:
- Base, Platinum | 6 Cyl 3.6 L GAS

2009 Cadillac STS Exhaust Heat Shield

With a comprehensive array of OEM 2009 Cadillac STS Exhaust Heat Shield, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2009 Cadillac STS Exhaust Heat Shield are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2009 Cadillac STS Exhaust Heat Shield Parts and Q&A

Q: How to replace the exhaust heat shield on the left side of the LY7 (3.6L) on 2009 Cadillac STS?
A: To replace the left exhaust manifold heat shield for an LY7 (3.6L), start by removing the heat shield bolts and then unfastening the heat shield. Afterward, place the new exhaust manifold heat shield on and fasten it with bolts tightened to 10 Nm (89 lb in).