The Walker Products Engine Variable Valve Timing (VVT) Solenoid (part number 590-1406) is a direct-fit replacement for 2019-2021 Buick, Cadillac, Chevrolet, and GMC vehicles with 2.0L engines. Walker Products VVT Solenoids are OE Replacement components that restore precise valve timing control by regulating oil flow to the camshaft phasing system.
Features:
- Built for Harsh Environments:Â Constructed with oil-resistant seals and heat-tolerant housings to withstand long-term engine operation.
- Controls Camshaft Timing:Â Actuates oil flow to VVT sprockets, allowing optimized valve timing for power, fuel economy, and emissions.
- Resolves Timing-Related Issues:Â Helps eliminate check engine lights, poor idle, or drivability problems caused by sticking or failed solenoids.
- OE Replacement Calibration:Â Matches original electrical specs, oil flow rate, and response timing for precise engine control.
- Exact OE Fit: Installs using factory connectors and mounting points with 100% fit—no modification required.
Specifications:
| Number of Terminals | 2 |
| Connector Type | Blade |
| Connector Shape | Oblong |
| Connector Gender | Male |
| Terminal Gender | Female |
Fits: 2019-2021 Buick, Cadillac, Chevrolet, and GMC models including Envision, CT4, CT5, CT6, XT4, XT5, XT6, Blazer and more — 2.0L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Fitment Notes: Variable Cam Timing
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
