How to replace the Air Inject Check Valve on 2006 Cadillac DTS?

In order to install the secondary air injection (AIR) check valve, take the fuel injector sight shield off and unplug the electrical connector and quick connect fitting. Wipe the surfaces and put a new gasket and AIR check valve by removing the old one. Return the fittings and replace the sight shield.

OEM 2006 Cadillac DTS Air Inject Check Valve

Air Injection Reaction Check Valve

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2006 Cadillac DTS Check Valve Part Number: 12619111
$245.48 MSRP: $498.58
You Save: $253.10 (51%)
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Product Specifications
- Other Name: Valve, Emission Control System; Diverter Valve; Shut-Off Valve
- Replaces: 12576045
- Item Weight: 2.70 Pounds
- Item Dimensions: 10.2 x 10.9 x 6.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12619111
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 Cadillac DTS Submodels:
- Base, Livery, Luxury, Platinum, Premium | 8 Cyl 4.6 L GAS

2006 Cadillac DTS Air Inject Check Valve

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2006 Cadillac DTS Air Inject Check Valve Parts and Q&A

Q: How to replace the Air Inject Check Valve on 2006 Cadillac DTS?
A: In order to install the secondary air injection (AIR) check valve, take the fuel injector sight shield off and unplug the electrical connector and quick connect fitting. Wipe the surfaces and put a new gasket and AIR check valve by removing the old one. Return the fittings and replace the sight shield.