The Walker Products Engine Variable Valve Timing (VVT) Solenoid (part number 590-1197) is a direct-fit replacement for 2014-2020 Cadillac, Chevrolet, and GMC vehicles with 6.2L, 4.3L, and 5.3L 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:
- 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.
- Built for Harsh Environments:Â Constructed with oil-resistant seals and heat-tolerant housings to withstand long-term engine operation.
Specifications:
| Number of Terminals | 2 |
| Connector Type | Spade |
| Connector Shape | Square |
| Connector Gender | Male |
| Terminal Gender | Female |
Fits: 2014-2020 Cadillac, Chevrolet, and GMC models including CTS, Escalade, Escalade ESV, Camaro, Corvette, Express 2500, Express 3500, Silverado 1500 and more — 6.2L, 4.3L, and 5.3L 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.
Interchanges With: Chevrolet 12670340, SMP VVT376, SMP VVT396, GMC 12670340, General Motors 12623906, Cadillac 12670340, Sorensen 35-1267
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.
