Relay 15328866 (Set of 4) – 12VDC 20A 4-Pin High-Power SPDT Relay – Multi-Use Replacement for GM, GMC, Buick, Chevy Trucks & Cars

Power your GM vehicle’s electrical systems with the Relay 15328866 High-Power SPDT Set. Designed as a direct OEM upgrade, this 12V/20A relay ensures precise control over high-demand components while delivering unmatched durability for trucks, SUVs, and daily drivers.  Key Features Broad GM Fitment: Compatible with Chevy, GMC, Buick, and Cadillac vehicles (1995-2011), including Silverado, Sierra, Tahoe, and LaCrosse. Cross-reference part numbers like 158707 or 15393412 for confirmation. SPDT Versatility: Control two circuits with one relay—perfect for switching between headlights/fog lights, fuel pumps/radiator fans, or other dual-load applications. Heavy-Duty Performance: Ag-alloy contacts resist arcing and corrosion, ensuring stable 20A power delivery even under repetitive use. Weather-Resistant Design: Sealed terminals and robust housing protect against moisture, dust, and engine bay vibrations. No-Wiring Hassle: Plug directly into existing sockets—no cutting or splicing required. Ideal for quick repairs or upgrades.  Technical Specifications:  Coil Voltage: 12VDC  Contact Configuration: SPDT (1 Form A)  Max Load: 20A Resistive / 15A Inductive  Mounting Style: Plug-In Terminal  Operating Temperature: -40°C to +125°C  Package Includes:  4 x 12VDC 20A 4-Pin Relays (Part Number: 15328866)  Compatible Models Include:  Chevy: Silverado, Tahoe, Suburban, Impala, Malibu  GMC: Sierra, Yukon, Canyon  Buick: LaCrosse, Lucerne, Regal  Cadillac: Escalade, CTS, SRX  Important Notes:  Confirm fitment using your vehicle’s year, make, and part number.  Do not exceed 12VDC or 20A ratings to avoid overheating.  Upgrade your GM vehicle’s electrical reliability with the Relay 15328866 Set—engineered for precision, durability, and effortless installation!

• GM Vehicle Compatibility: Direct OEM replacement for part numbers 12088567, 12135170, 13502679, 158707, 13500114, 12088567, 12135170, 13502679, 158707, 15-8707, 19116057, 15328866, 19115083, 19115080, and 15393412, and more. Fits Chevy Silverado, GMC Sierra, Buick LaCrosse, and other GM models (1995-2011).
• 20A High-Power Switching: Handles 12VDC/20A loads for critical systems like fuel pumps, headlights, A/C compressors, and auxiliary circuits. Built for reliable power distribution.
• SPDT 1 Form A Design: Single Pole Double Throw configuration allows switching between two circuits—ideal for complex automotive controls or dual-function setups.
• Plug-and-Play Installation: 4-terminal plug-in design ensures quick, tool-free replacement. Secures tightly into factory sockets for vibration-resistant connections.
• Rugged Construction: Engineered with durable contacts and heat-resistant housing to withstand -40°C to +125°C temperatures, perfect for trucks and off-road use.