How to replace the Exhaust Heat Shield for the Oxygen Sensor Wiring Harness on 2008 Buick Lucerne?

Before replacing the Oxygen Sensor wiring harness heat shield one has to raise and sustain the vehicle. Drill out the rivets then lower the heat shield to de-couple the clips of the heated Oxygen Sensor (HO2S). Remove the heat shield completely. For installation, lift the heat shield, attach the ho2s clips and place the heat shield against the floor panel. Install the rivets using a rivet gun, and lastly lower the vehicle.

OEM 2008 Buick Lucerne Exhaust Heat Shield

Heat Shield

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3 Exhaust Heat Shields found

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2008 Buick Lucerne Heat Shield, Passenger Side
Part Number: 12603296
Product Specifications
- Other Name: Shield-Exhaust Manifold Heat; Exhaust Heat Shield; Shield, Exhaust Manifold
- Position: Passenger Side
- Item Weight: 1.00 Pounds
- Item Dimensions: 20.5 x 9.1 x 3.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12603296
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2008 Buick Lucerne Heat Shield, Driver Side
Part Number: 12603278
Product Specifications
- Other Name: Shield-Exhaust Manifold Heat; Exhaust Heat Shield; Shield, Exhaust Manifold
- Position: Driver Side
- Item Weight: 1.40 Pounds
- Item Dimensions: 22.5 x 7.2 x 6.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12603278
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
View related parts
2008 Buick Lucerne Heat Shield, Passenger Side
Part Number: 12588277
Product Specifications
- Other Name: Shield-Exhaust Manifold Heat; Exhaust Heat Shield; Shield; Shield, Exhaust Manifold
- Position: Passenger Side
- Item Weight: 0.80 Pounds
- Item Dimensions: 17.4 x 6.1 x 5.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12588277
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS

2008 Buick Lucerne Exhaust Heat Shield

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2008 Buick Lucerne Exhaust Heat Shield Parts Questions & Experts Answers

Q: How to replace the Exhaust Heat Shield for the Oxygen Sensor Wiring Harness on 2008 Buick Lucerne?
A: Before replacing the Oxygen Sensor wiring harness heat shield one has to raise and sustain the vehicle. Drill out the rivets then lower the heat shield to de-couple the clips of the heated Oxygen Sensor (HO2S). Remove the heat shield completely. For installation, lift the heat shield, attach the ho2s clips and place the heat shield against the floor panel. Install the rivets using a rivet gun, and lastly lower the vehicle.