Standard Ignition Theft Deterrent Relay RY-49 for 1979-1987 Buick/Cadillac/Chevrolet 4.9L 5.7L (Century, Electra, Estate Wagon, LeSabre)
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The Standard Ignition Coolant Fan Relay (part number RY-603) is a direct-fit replacement for 1975-2002 Buick, Cadillac, Chevrolet, and GMC vehicles with 3.0L, 4.6L, and 5.0L engines.
Specifications:
| Voltage | 12 V |
| Terminal Type | Blade |
| Terminal Quantity | 6 |
| Terminal Gender | Male |
| Functions | Relay |
| Connector Shape | Square |
| Continuous Duty | No |
| Amperage Rating | 20 A |
| Connector Quantity | 1 |
| Connector Gender | Female |
Fits: 1975-2002 Buick, Cadillac, Chevrolet, GMC, and Oldsmobile models including Century, Electra, Estate Wagon, LeSabre, Regal, Roadmaster, Skyhawk, Skylark and more — 3.0L, 4.6L, and 5.0L 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.
Interchanges With: KEM AR258, ACDelco 10059832, BWD R3124, Duralast 20118, General Motors 10016638, AMC 8956000836, Airtex 1R1459, CARQUEST Premium by WELLS 56-1894 and 1 more