How to replace the PCV Valve (L36) on Buick LeSabre?

The first step to replace positive crankcase ventilation (PCV) valve (L36) includes removing the fuel injector sight shield before taking out the MAP Sensor. Turn the 16 mm (5/8 inch) socket to press down on the access cover then rotate it a quarter turn to the counterclockwise direction before pulling it off. The process starts with unfastening the PCV Valve while removing its o-ring from Intake Manifold positioning. You must place the Intake Manifold's PCV Valve along with o-ring followed by attachment of the access cover. The installation order needs you to replace the MAP Sensor and conclude with the fuel injector sight shield.

OEM Buick LeSabre PCV Valve

Position Crank Ventilation Valve

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

10 PCV Valves found

View related parts
Buick LeSabre PCV Valve Part Number: 6487936
$1.20 MSRP: $8.38
You Save: $7.18 (86%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve, Crankcase Ventilation System; Valve, Engine Crankcase; Valve, Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-1988 Buick LeSabre | Base, Custom, Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
View related parts
Buick LeSabre Breather Element Part Number: 6484966
$3.64 MSRP: $6.50
You Save: $2.86 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Breather Assembly-Air Cleaner & Silencer; Crankcase Breather; Breather; Breather, Carburetor Air Cleaner; Breather, Air Cleaner Intake
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Buick LeSabre | Collector's Edition, Custom, Limited | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS
View related parts
Buick LeSabre PCV Valve Part Number: 19431592
$25.37 MSRP: $45.30
You Save: $19.93 (44%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Kit, PCV; Valve Kit, Engine Crankcase
- Replaces: 89017274, 17113515, 89017684
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1999 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
View related parts
Buick LeSabre PCV Valve Part Number: 6487534
Product Specifications
- Other Name: Valve, Crankcase Vent; Valve, Crankcase Ventilation System; Valve, Engine Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Buick LeSabre | Collector's Edition, Custom, Limited | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS
View related parts
Buick LeSabre PCV Valve Part Number: 25043843
Product Specifications
- Other Name: Valve, PCV; Crankcase Vent Valve; Crankcase; Valve, Engine Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005, 1992 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
View related parts
Buick LeSabre PCV Valve Part Number: 17113138
Product Specifications
- Other Name: Valve Kit, Engine Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
View related parts
Buick LeSabre PCV Valve Part Number: 8997683
Product Specifications
- Other Name: Valve, PCV; Valve, Engine Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
View related parts
Buick LeSabre Breather Element Part Number: 8996724
Product Specifications
- Other Name: Breather E; Breather, Air Cleaner Intake
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS
View related parts
Buick LeSabre PCV Valve Part Number: 25098058
Product Specifications
- Other Name: Valve, Engine Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1989-1991 Buick LeSabre | Base, Custom, Limited | 6 Cyl 3.8 L GAS
View related parts
Buick LeSabre PCV Valve Part Number: 17113046
Product Specifications
- Other Name: Valve Kit, Engine Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1993-1994 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS

Buick LeSabre PCV Valve

Want to cut long-term maintenance and repair costs? Choose OEM PCV Valve. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Buick LeSabre parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Buick LeSabre PCV Valve includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

The Buick LeSabre PCV Valve is a crucial part for which the importance cannot be misunderstood; it defines the reliability and performance of the Buick LeSabre which was manufactured between 1959 to 2005. This PCV Valve is significant to emission regulation as well as optimized engine performance since the crankcase's dangerous combustion byproduct gases are pumped back to the combustion chambers of the engine. In this way, the Buick LeSabre PCV Valve benefits from not only non-pollution of the environment but also protection from the formation of oil sludge, which is bad for the durability of the engine. Being dependent on the intake manifold vacuum conditions, the PCV Valve works premier at helping supply the engine with gases while at the same time avoiding queuing the engine to supply the same. Besides, it becomes as flame arrester that protects the crankcase, especially during the instances like charging or backfiring, which is important for safety measures. One of them is the Buick LeSabre PCV Valve that is suitable for the models of LeSabre cars, so the owners who want to care about their cars will be able to use this item. Failure to maintain the PCV Valve could cause engine oil contamination and high fuel consumption and this will invite a bill. Due to specific characteristics that stand out for optimality both in terms of safety and functionality, the Buick LeSabre PCV Valve emerged as a reference in the automotive market with the value of the Buick LeSabre as a model of car that has resisted the test of time.

Buick LeSabre PCV Valve Parts and Q&A

PCV Valve
25043843
Q: How to replace the PCV Valve (L36) on Buick LeSabre?
A:
The first step to replace positive crankcase ventilation (PCV) valve (L36) includes removing the fuel injector sight shield before taking out the MAP Sensor. Turn the 16 mm (5/8 inch) socket to press down on the access cover then rotate it a quarter turn to the counterclockwise direction before pulling it off. The process starts with unfastening the PCV Valve while removing its o-ring from Intake Manifold positioning. You must place the Intake Manifold's PCV Valve along with o-ring followed by attachment of the access cover. The installation order needs you to replace the MAP Sensor and conclude with the fuel injector sight shield.