GM GENUINE PARTS 12638542 Crankcase Ventilation Pcv Tube

( Brand: Gm Genuine Parts ), ( Manufacturer Part Number: 12638542 ), ( Part Type: Tube ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Make: Cadillac ), ( Year: 2022 2023 2024 ), ( Parts Included: Only Part Reference 17 On The Diagram Is Included )

Review GM GENUINE PARTS Positive Crankcase Ventilation Pcv Tube fits 2022–2024

The GM 12638542 crankcase ventilation PCV tube is an essential component in the engine's emission control system. It is designed to transfer gases from the crankcase to the intake manifold, where they can be burned in the engine cylinders instead of being released into the environment. This helps reduce harmful emissions and improve overall engine performance.

The tube is made of high-quality rubber material, ensuring a good seal and durability. Its length is approximately 13 inches (330.2 mm), and it features a diameter of 0.5 inches (12.7 mm) to accommodate the required flow rate. The tube is also reinforced with a braided steel wrap, providing additional strength and preventing collapsing under vacuum conditions.

One end of the tube is fitted with a PCV valve, which controls the flow of gases from the crankcase to the intake manifold. The other end connects to the intake manifold, typically using a clamp or a gasket for a secure seal. The tube's design allows it to withstand the high temperatures and pressures inside the engine, ensuring reliable operation for an extended period.

Installing the GM 12638542 crankcase ventilation PCV tube is a straightforward process. However, it's essential to follow the manufacturer's instructions carefully, as improper installation can lead to leaks and engine performance issues. The tube should be replaced whenever it shows signs of wear, such as cracks, swelling, or leaks, to maintain optimal engine performance and prevent potential damage.

In summary, the GM 12638542 crankcase ventilation PCV tube is a crucial automotive component that helps control engine emissions and improve performance. Its high-quality rubber construction and reinforced design ensure durability and reliability, while its simple installation process makes it an easy upgrade for any vehicle.

Buying a GM part number 12638542, which is a Crankcase Ventilation PCV (Positive Crankcase Ventilation) tube, can have both advantages and disadvantages depending on the specific circumstances. Here are some potential pros and cons:

1. Original Equipment: This part is a direct replacement for the factory-installed PCV tube in General Motors vehicles.

2. Improved Engine Performance: A worn-out or damaged PCV tube can lead to poor engine performance, including check engine lights, rough idling, and decreased fuel efficiency. Replacing the tube can help restore optimal engine performance.

3. OEM Quality: The GM part is manufactured to meet the same quality standards as the original part, ensuring a reliable and durable fit.

1. Cost: Buying an original equipment part like the GM 12638542 can be more expensive than buying aftermarket alternatives.

2. Availability: Depending on the location, it might be difficult to find this specific part in stock at local auto parts stores. Ordering it online may require a longer wait time.

3. Installation: Installing the part yourself may require some mechanical knowledge and tools. If you're not confident in your abilities, it may be worth paying for professional installation.

The decision to buy a GM 12638542 Crankcase Ventilation PCV tube depends on various factors such as your budget, installation capabilities, and the priority you place on original equipment. If you want the peace of mind that comes with an OEM part and don't mind the extra cost, this could be the best choice for you. However, if you're looking for a more cost-effective alternative, aftermarket parts may be worth considering. Ultimately, it's essential to weigh the pros and cons based on your specific situation before making a purchase.

If you value the reliability and performance that comes with an original equipment part and have the budget for it, go ahead and buy the GM 12638542 Crankcase Ventilation PCV tube. If you're looking for a more affordable option, consider researching and comparing aftermarket alternatives to find a suitable replacement. Regardless of your choice, ensure you follow the installation instructions carefully to ensure optimal engine performance.

Details:

Parts must be resalable and in the original packaging. If a quantity greater than 1 is needed then the should be ordered and not going on assumption that just because there are more pictured amount sold. Electrical parts are not returnable. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: 12638542 prices

• $17.15-$52.23

specifications airfueldepo:

• for years: 2022-2024
• brand: Gm Genuine Parts
• mpn: 12638542
• part type: Tube
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• make: Cadillac
• year: 2022 2023 2024
• parts included: Only Part Reference 17 On The Diagram Is Included

returns airfueldepo:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

seller airfueldepo:

• city: Morganton, North Carolina
• # reviews: 3485
• rating: 97.6%

payments airfueldepo:

• wallet: Google-pay
• other
• credit card: Discover

general airfueldepo:

• Car Truck Parts Accessories > Air Fuel Delivery > Other Air Fuel Delivery
• condition: New

shipping airfueldepo:

• transit: 4-11 Days
• service: Standard, Expedited, Overnight
• type: Fixed
• cost: $0.00
• class: Standard, Expedited, One-day

offer airfueldepo:

• started: June 27, 2025
• options: Ship-to-home
• quantity: 2
• availability: In Stock
• sold: 0

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