How to Service and Repair the Air Hose on 2007 Cadillac DTS?

In order to install the air cleaner outlet duct, pull off the engine harness of the MAF/IAT sensor and the PCV fresh air tube. Take the duct out of the throttle body and MAF/IAT sensor. Install the duct again, making sure that all the clamps are firmly tightened, and reconnect the PCV tube and engine harness.

OEM 2007 Cadillac DTS Air Hose

Air Inlet Duct

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2007 Cadillac DTS Outlet Duct Part Number: 21999614
Product Specifications
- Other Name: Duct, Air Cleaner And Silencer
- Replaces: 10356582
- Item Weight: 1.00 Pounds
- Item Dimensions: 10.2 x 6.8 x 6.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 21999614
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2007 Cadillac DTS Submodels:
- Base, Livery, Luxury, Platinum, Premium | 8 Cyl 4.6 L GAS

2007 Cadillac DTS Air Hose

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2007 Cadillac DTS Air Hose Parts and Q&A

Q: How to Service and Repair the Air Hose on 2007 Cadillac DTS?
A: In order to install the air cleaner outlet duct, pull off the engine harness of the MAF/IAT sensor and the PCV fresh air tube. Take the duct out of the throttle body and MAF/IAT sensor. Install the duct again, making sure that all the clamps are firmly tightened, and reconnect the PCV tube and engine harness.