Where is the PCV valve located and how do you check and replace it on Chevrolet Silverado?

The PCV valve is located in the left valve cover. Pull the valve (with hose attached) from the rubber grommet in the cover while engine idle normal operating temperature. Put your finger over the valve opening. Check for a plugged hose, manifold port, or the valve itself if there's no vacuum at the valve. Replace any plugged or deteriorated hoses. Turn off the engine and shake it to check for rattling sounds from PCV valve. Replace it with a new one if it does not rattle. To replace pull out the one end of hose and note its seated position. When purchasing a replacement PCV valve, make sure it's for your particular vehicle and engine size. Compare the old valve with the new one to make sure they're the same. Push until seated into hole in end of hose . Inspect grommet for damage and hardening; replace as needed. Push securely into place pcv valve and line.

Genuine Chevrolet Silverado PCV Valve

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11 PCV Valves found

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Chevrolet Silverado Valve Assembly, Crankcase Depression Regulator
Part Number: 12650860
$94.73 MSRP: $191.56
You Save: $96.83 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: VALVE, Engine Crankcase
- Replaces: 12643247
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2016 Chevrolet Silverado | 2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 1 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5 | 8 Cyl 6.6L Diesel
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Chevrolet Silverado PCV Valve Assembly
Part Number: 19303069
$3.73 MSRP: $7.04
You Save: $3.31 (48%)
Ships in 1 Business Day
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Product Specifications
- Other Name: VALVE, Engine Crankcase; PCV Valve
- Replaces: 06487532, 6487532
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2007 Chevrolet Silverado | 3500 CHASSIS REGULAR CAB 137.0, CLASSIC 3500 CHASSIS REGULAR CAB 137.0
- 1999-2002 Chevrolet Silverado | 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L
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Chevrolet Silverado PCV Valve Assembly
Part Number: 12691880
$8.32 MSRP: $16.98
You Save: $8.66 (51%)
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Product Specifications
- Other Name: Valve Assembly, Pcv; PCV Valve
- Replaces: 12631624
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Chevrolet Silverado | 1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON | 8 Cyl 5.3L, 8 Cyl 6.2L
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Chevrolet Silverado PCV Valve Assembly
Part Number: 12691877
$9.14 MSRP: $17.24
You Save: $8.10 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Valve Assembly, Pcv; PCV Valve
- Replaces: 12630887
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2021 Chevrolet Silverado | 1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW 5'8" BOX 1/2 TON, CREW 5'8" BOX 1/2 TON(VIN REQ'D), CREW CAB 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 6 Cyl 4.3L
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Chevrolet Silverado VALVE ASM-PCV
Part Number: 12721582
$11.45 MSRP: $21.60
You Save: $10.15 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: PCV Valve
- Replaces: 12705103, 12664437, 12694767
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2024 Chevrolet Silverado | CREW 5'8" BOX 1/2 TON, CREW 5'8" BOX 1/2 TON(VIN REQ'D), CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 4 Cyl 2.7L
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Chevrolet Silverado Valve,Crankcase Vent Breather
Part Number: 97222874
$12.27 MSRP: $19.30
You Save: $7.03 (37%)
Product Specifications
- Other Name: VALVE, Engine Crankcase
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2005 Chevrolet Silverado | 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB | 8 Cyl 6.6L Diesel
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Chevrolet Silverado Fitting,Pcv
Part Number: 12572717
Product Specifications
- Other Name: VALVE, Engine Crankcase; PCV Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2003 Chevrolet Silverado | 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L
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Chevrolet Silverado PCV Valve
Part Number: 25179136
Product Specifications
- Other Name: VALVE, Engine Crankcase; PCV Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2002 Chevrolet Silverado | 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L
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Chevrolet Silverado PCV Valve
Part Number: 97302067
Product Specifications
- Other Name: VALVE, Engine Crankcase; PCV Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2004 Chevrolet Silverado | 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB | 8 Cyl 6.6L Diesel
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Chevrolet Silverado Valve Assembly, Crankcase Depression Regulator
Part Number: 12642205
$26.63 MSRP: $47.76
You Save: $21.13 (45%)
Product Specifications
- Other Name: VALVE, Engine Crankcase
- Replaces: 12633286
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2011 Chevrolet Silverado | CREW CAB 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, EXTENDED CAB 1 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5 | 8 Cyl 6.6L Diesel
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Chevrolet Silverado PCV Valve Assembly
Part Number: 12646872
Product Specifications
- Other Name: VALVE, Engine Crankcase; PCV Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023-2024 Chevrolet Silverado | 8 Cyl 6.2L

Chevrolet Silverado PCV Valve

The Chevrolet Silverado PCV Valve keeps the truck's V8 breathing clean by pulling blow-by fumes from the crankcase and steering them back into the intake where they are reburned, cutting pollution and stopping sludge. It works through a small spring-loaded plunger that reacts to intake manifold vacuum, nearly closing at idle to avoid a lean mixture, then opening wider as throttle rises so the system always matches the engine's needs. Acting as a one-way gate, the PCV Valve also blocks reverse flame that could damage internal parts, and this PCV Valve strategy lightens crankcase pressure which helps seals last longer. Earlier Chevrolet pickups applied the same simple vacuum-modulated design and later fuel-injected generations still rely on it, with variations mainly in mounting points and the addition of baffles that let the PCV Valve strip out oil mist before gases reenter the cylinders. A healthy PCV Valve supports ring seal, helps maintain compression, and reduces leaks, letting every Chevrolet Silverado run smoother, cleaner, and more efficient than past Silverado models.

Each OEM Chevrolet Silverado PCV Valve we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Chevrolet Silverado PCV Valve Parts Questions & Experts Answers

PCV Valve Assembly
19303069
Q: Where is the PCV valve located and how do you check and replace it on Chevrolet Silverado?
A:
The PCV valve is located in the left valve cover. Pull the valve (with hose attached) from the rubber grommet in the cover while engine idle normal operating temperature. Put your finger over the valve opening. Check for a plugged hose, manifold port, or the valve itself if there's no vacuum at the valve. Replace any plugged or deteriorated hoses. Turn off the engine and shake it to check for rattling sounds from PCV valve. Replace it with a new one if it does not rattle. To replace pull out the one end of hose and note its seated position. When purchasing a replacement PCV valve, make sure it's for your particular vehicle and engine size. Compare the old valve with the new one to make sure they're the same. Push until seated into hole in end of hose . Inspect grommet for damage and hardening; replace as needed. Push securely into place pcv valve and line.