





GM Genuine Parts 12636175 VVT Solenoid | OE Timing Control
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Description
xGM Genuine Parts 12636175 Variable Valve Timing (VVT) Solenoid is built to regulate oil flow to the cam phasers, enabling precise adjustments to camshaft timing as engine speed and load change. This calibrated action helps align valve events with combustion demands, contributing to smoother operation, responsive acceleration, and steady cruising performance on GM vehicles.
As a true OE part, it is designed, engineered, and tested to rigorous General Motors standards and backed by GM. The solenoid is intended to be a direct replacement for the original component, offering consistent behavior and reliability that GM engineers validated during production and service validation.
How it works
The VVT solenoid modulates oil pressure to the cam phasers, allowing the engine control system to adjust the timing of the intake and exhaust valves. This dynamic timing influences torque delivery, idle stability, and fuel efficiency across RPM bands, helping your engine respond to varying driving conditions.
Key benefits
- Coated to protect against premature corrosion, helping extend service life even in challenging conditions
- Designed to match OEM calibration, supporting the performance you expect from GM-equipped vehicles
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- Engineered and tested to rigorous standards, and backed by General Motors
- GM Engineers design and validate OE parts specifically for Chevrolet, Buick, GMC, or Cadillac vehicles
- GM regularly updates production and service part designs to integrate new materials and technologies
Why choose GM Genuine Parts
- True OE parts aligned with production validation for consistent performance
- Quality assurance from GM engineers and ongoing part design improvements
- Broad GM brand compatibility, helping you keep authentic and maintainable components
Note: Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
FAQ
Q: What is the GM Genuine Parts 12636175 VVT solenoid used for?
A: It regulates oil flow to cam phasers to adjust timing based on engine speed and load, supporting smoother operation.
Q: Are GM Genuine Parts original GM OE components?
A: Yes. These parts are designed, engineered, and tested to GM standards and validated for use in GM vehicles.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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