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Dorman 46052 PCV Valve Tubing
| Brand | Dorman 46052 |
|---|---|
| Attachment Method | Barbed End With Clamp |
| Inside Diameter | 0.30 |
| Inside Diameter | 0.35 |
| Material | Polymers |
| Outside Diameter | 0.30 |
| Outside Diameter | 0.65 |
| Package Contents | 1 PCV Tube |
| Fits | Cadillac, Pontiac, and Oldsmobile · 6 vehicles |
OE replacement. Replaces a worn or leaking original equipment PCV hose.
Crack-resistant polymers. Built to resist brittleness in crankcase ventilation service.
Barbed end with clamp. Secure attachment helps maintain a tight seal.
Cross-references 12573068 for the same application. See all 1.
Dorman 46052 PCV Valve Tubing for OE Replacement
Dorman 46052 is a replacement PCV valve tube built for crankcase ventilation service on select Cadillac, Pontiac, and Oldsmobile applications. It uses polymer construction to resist cracking and brittleness, helping restore a secure seal where a worn or leaking hose can affect engine operation.
Key Features
- Polymer construction for durability in crankcase ventilation service
- Barbed end with clamp attachment for a secure connection
- Direct replacement for a damaged or leaking PCV hose
- Fits 2003-2005 Cadillac DeVille, N/A
- Fits 2004-2005 Pontiac Bonneville, N/A
- Fits 2003 Oldsmobile Aurora, N/A
- Part number 46052 for easy identification
Detailed Description
This PCV valve tubing is made to replace the original hose used in the crankcase ventilation system. The polymer material helps resist the cracking and brittleness that commonly develop with age and heat exposure, while the barbed end with clamp attachment supports a tight fit at the connection point. For drivers searching for a Dorman 46052 PCV hose for a 2003-2005 Cadillac DeVille, 2004-2005 Pontiac Bonneville, or 2003 Oldsmobile Aurora, this tube matches the listed OE-style application.
This part cross-references OE part number 12573068 for the same application.
What It Helps Fix
- Cracked PCV hose material
- Vacuum leaks at the crankcase ventilation line
- Oil vapor routing issues caused by a leaking tube
- Rough idle related to damaged ventilation plumbing
- Check engine concerns tied to PCV system leakage
Installation Notes and Tips
Inspect the mating ports and clamp area before installation. Replace any hardened or damaged hose sections in the same area so the new tube seals properly. Confirm the vehicle application by year, make, and model before ordering part number 46052.
Quality Assurance
Dorman manufactures this replacement tube using quality materials selected for resistance to cracking and brittleness in PCV service. It is built as an OE-style service part for the listed applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Cadillac | DeVille | 4.6L | V8 | N/A | — |
| 2005 | Pontiac | Bonneville | 4.6L | V8 | N/A | — |
| 2004 | Cadillac | DeVille | 4.6L | V8 | N/A | — |
| 2004 | Pontiac | Bonneville | 4.6L | V8 | N/A | — |
| 2003 | Cadillac | DeVille | 4.6L | V8 | N/A | — |
| 2003 | Oldsmobile | Aurora | 4.0L | V8 | N/A | — |
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