Global Parts 1815748 Engine Variable Valve Timing (VVT) Solenoid

Engine VVT Solenoid for GM Applications

Global Parts 1815748 is an engine variable valve timing solenoid, also called a VVT oil control valve. It regulates oil flow within the VVT system and supports lubrication of the VVT chain and gear assembly for proper engine timing control.

Key Features

• Black connector with a square shape for a direct-fit style electrical connection
• Female connector with 1 connector and 2 male spade terminals
• Metal and plastic housing for engine-bay use
• Engine variable valve timing (VVT) solenoid for oil control in the VVT system
• Cross-references Standard Ignition VVT310 and OE-style numbers including 916-886 and 12585995

Product Details

This Global Parts VVT solenoid, part number 1815748, is built for GM engines that use variable valve timing to manage cam timing through oil pressure. By controlling oil delivery to the VVT system, it helps maintain the timing response needed for smooth engine operation. It is listed for a wide range of Chevrolet, GMC, Cadillac, and Hummer applications, including Fits 2010-2017 GMC Savana 2500, N/A; Fits 2010-2017 Chevrolet Express 2500, N/A; and Fits 2007-2019 GMC Sierra 3500 HD, N/A. Additional coverage includes Fits 2012-2015 Chevrolet Camaro, N/A, Supercharged and Fits 2010-2012 Chevrolet Colorado, N/A. Part number 1815748 is also referenced by 1815748 for catalog and service matching.

Common Issues This Part Addresses

• VVT-related check engine light conditions
• Rough idle or inconsistent engine timing response
• Oil control faults in the variable valve timing system
• Reduced performance caused by a sticking or failing VVT solenoid
• Timing chain and gear lubrication control concerns within the VVT circuit

Installation Notes and Tips

Verify connector style, terminal layout, and engine application before installation. This unit uses a black, square female connector with two male spade terminals, so matching the electrical interface is important for proper fitment. Confirm the vehicle listing by year, make, model, and engine configuration before replacing the original solenoid.

Quality Assurance

Global Parts supplies this VVT solenoid as a cataloged replacement component for the listed GM applications. The part is identified by part number 1815748 and supported by interchange references for application matching.