How to replace the PCV Valve Hose at the front on Buick Enclave?

The first step for changing the Positive Crankcase Ventilation Tube at the front requires removal of the fuel injector sight shield. The first task involves separating the positive crankcase ventilation (PCV) fresh air tube from its connections with both the air cleaner outlet duct and the camshaft cover. The installation process starts with connecting the PCV fresh air tube to both the camshaft cover before joining it to the air cleaner outlet duct. Reinstall the fuel injector sight shield as the last step.

How to replace the PCV Valve Hose on Buick LaCrosse?

The hose replacement for positive crankcase ventilation starts by unmounting the pcv fresh air tube from its position on the left camshaft cover before disconnecting it from the air inlet duct. Begin with the removal of the pcv dirty air tube from the right camshaft cover prior to detaching it from the Intake Manifold. The first step for installation requires attaching the pcv dirty air tube to the Intake Manifold followed by a connection to the right camshaft cover. Set the pcv fresh air tube to the air inlet duct before fixing it into the left camshaft cover.

OEM Buick PCV Valve Hose

Positive Crankcase Ventilation Valve Hose

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26 PCV Valve Hoses found

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Buick PCV Tube Part Number: 12634292
$11.15 MSRP: $20.94
You Save: $9.79 (47%)
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Product Specifications
- Other Name: Tube, PCV; Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- LaCrosse | 2012 | Base, Convenience, Leather, Premium, Touring | 6 Cyl 3.6 L FLEX
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Buick PCV Hose Part Number: 12643296
$4.70 MSRP: $8.82
You Save: $4.12 (47%)
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Product Specifications
- Other Name: Hose-PCV; Crankcase Breather Hose; PCV Tube; Hose, Engine Crankcase Ventilation
- Replaces: 12605456, 12598189
Fits the following Buick Models:
- LaCrosse | 2011-2016 | Base, Convenience, CX, CXL, Leather | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
- Regal | 2011-2017 | Base, CXL, Premium | 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick PCV Tube Part Number: 12648138
$10.75 MSRP: $20.18
You Save: $9.43 (47%)
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Product Specifications
- Other Name: Tube Assembly-PCV (Fresh Air); Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- Enclave | 2012-2017 | Base, Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
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Buick PCV Tube Part Number: 12611749
$8.48 MSRP: $15.14
You Save: $6.66 (44%)
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Product Specifications
- Other Name: Tube Assembly-PCV; Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- LaCrosse | 2010-2011 | CX, CXL, CXS | 6 Cyl 3.6 L GAS
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Buick PCV Tube Part Number: 12594578
$7.63 MSRP: $11.95
You Save: $4.32 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tube Assembly-PCV (Fresh Air); Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- Enclave | 2008 | CX, CXL | 6 Cyl 3.6 L GAS
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Buick PCV Tube Part Number: 24508186
$6.35 MSRP: $10.39
You Save: $4.04 (39%)
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Product Specifications
- Other Name: Tube Assembly-PCV; Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- Rendezvous | 2002-2005 | CX, CX Plus, CXL, CXL Plus | 6 Cyl 3.4 L GAS
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Buick PCV Hose Part Number: 55510677
$51.92 MSRP: $92.72
You Save: $40.80 (44%)
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Product Specifications
- Other Name: Hose-PCV; Crankcase Breather Hose; Hose, Engine Crankcase Ventilation
- Replaced by: 12718975
Fits the following Buick Models:
- Envision | 2021-2023 | Avenir, Essence, Preferred | 4 Cyl 2.0 L GAS
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Buick PCV Tube Part Number: 25202897
$86.09 MSRP: $153.74
You Save: $67.65 (44%)
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Product Specifications
- Other Name: Tube Assembly-PCV; Tube, Engine Crankcase Ventilation
- Replaces: 12674525, 25201119
Fits the following Buick Models:
- Regal Sportback | 2018-2020 | Avenir, Base, Essence, Preferred, Preferred II | 4 Cyl 2.0 L GAS
- Regal TourX | 2018-2020 | Base, Essence, Preferred | 4 Cyl 2.0 L GAS
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Buick PCV Tube, Driver Side Part Number: 12701623
$41.42 MSRP: $64.88
You Save: $23.46 (37%)
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Product Specifications
- Other Name: Tube Assembly-PCV Foul Air; Tube, Engine Crankcase Ventilation
- Position: Driver Side
- Replaces: 12669905, 12680716
Fits the following Buick Models:
- LaCrosse | 2017-2019 | Avenir, Base, Essence, Preferred, Premium, Sport Touring | 6 Cyl 3.6 L GAS
- Regal Sportback | 2018-2020 | GS | 6 Cyl 3.6 L GAS
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Buick PCV Tube, Passenger Side Part Number: 12670652
$24.04 MSRP: $39.60
You Save: $15.56 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Tube Assembly-PCV; Tube, Engine Crankcase Ventilation
- Position: Passenger Side
Fits the following Buick Models:
- LaCrosse | 2017-2019 | Avenir, Base, Essence, Preferred, Premium, Sport Touring | 6 Cyl 3.6 L GAS
- Regal Sportback | 2018-2020 | GS | 6 Cyl 3.6 L GAS
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Buick PCV Valve Part Number: 12595298
Product Specifications
- Other Name: Hose, Engine Crankcase Ventilation
Fits the following Buick Models:
- LaCrosse | 2008-2009 | Super | 8 Cyl 5.3 L GAS
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Buick Vent Hose Part Number: 22538996
Product Specifications
- Other Name: Hose-Crankcase Vent; Crankcase Breather Hose; Hose, Engine Crankcase Ventilation
Fits the following Buick Models:
- Skylark | 1994-1995 | Custom, Limited | 4 Cyl 2.3 L GAS
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Buick PCV Valve Part Number: 12569421
Product Specifications
- Other Name: Hose, Engine Crankcase Ventilation
Fits the following Buick Models:
- LaCrosse | 2008-2009 | Super | 8 Cyl 5.3 L GAS
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Buick PCV Tube Part Number: 14102513
Product Specifications
- Other Name: Tube Assembly-Crankcase Vent; Crankcase Breather Hose; Crankcase Tube; Tube; Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- Regal | 1988-1993 | Custom, Gran Sport, Limited | 6 Cyl 2.8 L GAS, 6 Cyl 3.1 L GAS
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Buick Vent Tube Part Number: 25527150
Product Specifications
- Other Name: Tube-Crankcase Vent; Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- LeSabre | 1986 | Custom, Limited | 6 Cyl 3.0 L GAS
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Buick PCV Tube Part Number: 12603991
Product Specifications
- Other Name: Tube Assembly-PCV; Tube, Engine Crankcase Ventilation
- Replaces: 12575643
Fits the following Buick Models:
- Rendezvous | 2004-2006 | CX, CXL, CXL Plus, Ultra | 6 Cyl 3.6 L GAS
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Buick Vent Tube Part Number: 25522041
Product Specifications
- Other Name: Tube; Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- LeSabre | 1986-1988 | Base, Custom, Limited, T-Type | 6 Cyl 3.8 L GAS
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Buick Vent Tube Part Number: 25533606
Product Specifications
- Other Name: Tube-Crankcase Vent; Crankcase Breather Hose; Tube, Engine Crankcase Ventilation
Fits the following Buick Models:
- Electra | 1985-1990 | Limited, Park Avenue, Park Avenue Ultra, T-Type | 6 Cyl 3.8 L GAS
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Buick Vent Hose Part Number: 24572340
Product Specifications
- Other Name: Hose, Engine Crankcase Ventilation; Crankcase Breather Hose
Fits the following Buick Models:
- Skylark | 1992-1993 | Custom, Limited | 4 Cyl 2.3 L GAS
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Buick Vent Hose Part Number: 24573841
Product Specifications
- Other Name: Hose Assembly-Crankcase Vent; Crankcase Breather Hose; Hose, Engine Crankcase Ventilation
Fits the following Buick Models:
- Skylark | 1994 | Custom, Limited | 4 Cyl 2.3 L GAS

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Buick PCV Valve Hose

Choose OEM PCV Valve Hose, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with Buick's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsGiant.com, you'll find it easy to get top-quality OEM Buick PCV Valve Hose. You can shop at highly competitive prices and protect your budget. All our genuine Buick parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

Buick PCV Valve Hose Parts and Q&A

PCV Tube
12594578
Q: How to replace the PCV Valve Hose at the front on Buick Enclave?
A:
The first step for changing the Positive Crankcase Ventilation Tube at the front requires removal of the fuel injector sight shield. The first task involves separating the positive crankcase ventilation (PCV) fresh air tube from its connections with both the air cleaner outlet duct and the camshaft cover. The installation process starts with connecting the PCV fresh air tube to both the camshaft cover before joining it to the air cleaner outlet duct. Reinstall the fuel injector sight shield as the last step.
PCV Valve
12595298
Q: How to replace the PCV Valve Hose on Buick LaCrosse?
A:
The hose replacement for positive crankcase ventilation starts by unmounting the pcv fresh air tube from its position on the left camshaft cover before disconnecting it from the air inlet duct. Begin with the removal of the pcv dirty air tube from the right camshaft cover prior to detaching it from the Intake Manifold. The first step for installation requires attaching the pcv dirty air tube to the Intake Manifold followed by a connection to the right camshaft cover. Set the pcv fresh air tube to the air inlet duct before fixing it into the left camshaft cover.