How to replace the PCV Valve Hose on GMC Terrain?

The first step to replace the Positive Crankcase Ventilation Hose entails removal of the intake manifold cover. The second step requires detaching the PCV hose from its attachment point on the camshaft cover. The initial step for installation requires you to connect the PCV hose to its camshaft cover position followed by reinstalling the intake manifold cover.

OEM GMC Terrain PCV Valve Hose

Positive Crankcase Ventilation Valve Hose

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6 PCV Valve Hoses found

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GMC Terrain PCV Hose
Part Number: 12639419
$9.24 MSRP: $16.50
You Save: $7.26 (44%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Tube, PCV; Crankcase Breather Hose; PCV Tube; Tube, Engine Crankcase Ventilation
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2011-2012 GMC Terrain | SLE, SLT | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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GMC Terrain PCV Tube
Part Number: 25203633
$8.44 MSRP: $15.08
You Save: $6.64 (45%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Tube Assembly-PCV; Tube, Engine Crankcase Ventilation
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023-2024 GMC Terrain | AT4, Denali, SLE, SLT | 4 Cyl 1.5 L GAS
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GMC Terrain PCV Tube
Part Number: 25202896
$52.44 MSRP: $106.52
You Save: $54.08 (51%)
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Product Specifications
- Other Name: Tube Assembly-PCV; Tube, Engine Crankcase Ventilation
- Replaces: 25201118, 12673869
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2020 GMC Terrain | Denali, SLE, SLT | 4 Cyl 2.0 L GAS
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GMC Terrain Positive Crankcase Ventilation Tube
Part Number: 12687544
$42.92 MSRP: $76.64
You Save: $33.72 (44%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Tube Assembly PCV; Tube, Engine Crankcase Ventilation
- Replaces: 12673970
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2022 GMC Terrain | AT4, Denali, SL, SLE, SLT | 4 Cyl 1.5 L GAS
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GMC Terrain PCV Hose
Part Number: 12634421
Product Specifications
- Other Name: Tube Assembly-PCV (Fresh Air); Crankcase Breather Hose; Tube; Tube, Engine Crankcase Ventilation
- Replaces: 12622897
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2012 GMC Terrain | SLE, SLT | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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GMC Terrain PCV Hose
Part Number: 12649214
$9.62 MSRP: $17.18
You Save: $7.56 (44%)
Product Specifications
- Other Name: Tube Assembly-PCV (Fresh Air); Crankcase Breather Hose; Tube, Engine Crankcase Ventilation
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2013-2017 GMC Terrain | Denali, SLE, SLT | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS

GMC Terrain PCV Valve Hose

Our website offers an extensive catalog of genuine GMC Terrain PCV Valve Hose at unbeatable prices. Every OEM GMC Terrain PCV Valve Hose comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

GMC Terrain PCV Valve Hose Parts Questions & Experts Answers

PCV Hose
12634421
Q: How to replace the PCV Valve Hose on GMC Terrain?
A: The first step to replace the Positive Crankcase Ventilation Hose entails removal of the intake manifold cover. The second step requires detaching the PCV hose from its attachment point on the camshaft cover. The initial step for installation requires you to connect the PCV hose to its camshaft cover position followed by reinstalling the intake manifold cover.