Turbocharger Wastegate Regulator Solenoid Valve - GM (12665777)
Genuine OEM GM Parts & Accessories - 12665777
Turbocharger Wastegate Regulator Solenoid Valve - GM (12665777)
Genuine OEM GM Parts & Accessories - 12665777
- GM
- 12665777
- 12655191
Details
- Brand:
- SKU:
12665777
- Positions: Left
- Other Names:
Regulator Valve
- Description: GM Genuine Parts Turbocharger Wastegate Regulator Solenoid Valve (Part Number: 12665777) is a solenoid-controlled regulator valve used in turbocharged and twin-turbo wastegate systems to control boost by operating the wastegate actuator.World Parts Direct — a U.S. company providing competitive pricing, compatibility guarantees, and OEM-backed warranty support with expert guidance.
- Type: Engine Component Parts – Wastegate Regulator Solenoid
- Function: Modulates vacuum/pressure to the wastegate actuator to regulate turbo boost
- Application: Specified for twin-turbo or high-performance V6/V8 models; may require calibration/programming per service procedures
- Also Known As: Regulator Valve
- Condition: New
- Notes: Included with hose and tube assembly.
- Replaces:
12655191
- MSRP: $121.63
- You Save: $45.72 (37.6% off)
- Sale Price: $75.91
Also Purchased
Fast Delivery
Most in-stock items ship within 1–3 business days. Special orders may take longer.
OEM Parts. Wholesale Prices.
Genuine OEM parts with a nationwide warranty. Lowest pricing guaranteed.
Shop With Confidence
Secure checkout, verified fitment, and dealer-backed support from real parts experts.
- GM
- 12665777
- 12655191
Details
- Brand:
- SKU:
12665777
- Positions: Left
- Other Names:
Regulator Valve
- Description: GM Genuine Parts Turbocharger Wastegate Regulator Solenoid Valve (Part Number: 12665777) is a solenoid-controlled regulator valve used in turbocharged and twin-turbo wastegate systems to control boost by operating the wastegate actuator.World Parts Direct — a U.S. company providing competitive pricing, compatibility guarantees, and OEM-backed warranty support with expert guidance.
- Type: Engine Component Parts – Wastegate Regulator Solenoid
- Function: Modulates vacuum/pressure to the wastegate actuator to regulate turbo boost
- Application: Specified for twin-turbo or high-performance V6/V8 models; may require calibration/programming per service procedures
- Also Known As: Regulator Valve
- Condition: New
- Notes: Included with hose and tube assembly.
- Replaces:
12655191
Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
WorldPartsDirect.com
Thanks for shopping with World Parts Direct, home of the low-price and right-part-guarantee! Everything we carry is genuine, OEM and ships straight from a licensed dealership. All of our products are backed by a nationwide warranty and can be returned within 30 days if you no longer need it. What's the catch? There isn't one! Nobody beats our prices and nobody offers higher quality parts than we do, and if we cannot get the part you need, nobody can! We offer hundreds of thousands of unique items, including discontinued parts. Your satisfaction is our top priority and we hope you'll give us the opportunity to earn your business today.
GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Turbocharger Wastegate Regulator Solenoid Valve for your 2014-2025 Cadillac vehicle. GM Parts & Accessories Limited Warranty.
