How to replace the intake manifold on 2001 Cadillac DeVille?

To replace the intake manifold, the sight shield must be removed and various connectors and vacuum tubes disconnected such as the coil module. Remove the fuel rail and injector assembly and the intake manifold. Clean and check it, replace gaskets, and reassemble by tightening bolts to specific pattern. Fuel leaks should be checked before completing the installation.

OEM 2001 Cadillac DeVille Intake Manifold

Engine Intake Manifold

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2001 Cadillac DeVille Intake Plenum Part Number: 12555840
$33.64 MSRP: $55.42
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Product Specifications
- Other Name: Plenum-Intake Manifold; Plenum, Engine Fuel Intake Manifold
- Item Weight: 1.10 Pounds
- Item Dimensions: 8.7 x 6.1 x 1.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12555840
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2001 Cadillac DeVille Submodels:
- Base, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS

2001 Cadillac DeVille Intake Manifold

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2001 Cadillac DeVille Intake Manifold Parts and Q&A

Q: How to replace the intake manifold on 2001 Cadillac DeVille?
A: To replace the intake manifold, the sight shield must be removed and various connectors and vacuum tubes disconnected such as the coil module. Remove the fuel rail and injector assembly and the intake manifold. Clean and check it, replace gaskets, and reassemble by tightening bolts to specific pattern. Fuel leaks should be checked before completing the installation.