S-721 Standard Headlight Relay Connector
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Standard Headlight Relay Connector | S-721

Buick, Cadillac, Chevrolet, GMC, Oldsmobile
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Not available to order or discontinued.
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Make Sure It Fits

P/N: S-721 Standard
Left = Driver side and Right = Passenger side.
All parts are priced individually unless identified as a set or kit. "Per car" notes identify how many of a given part your car has and "Left/Right or Front/Rear" notes means the part fits the left or right side of the car. These parts are still sold individually and you'll need to select the appropriate quantity if you plan to replace more than one of this item.

Why Buy OEM & Genuine Replacement Auto Parts from AutohausAZ?

Auto parts at wholesale prices is what you will find at AutohausAZ. Have you been searching the web for auto parts for your vehicle? You have come to the right place! Here at Autohaus, we strive to offer low prices on quality replacement parts and providing first rate customer service.

What This Standard Headlight Relay Connector Fits?

Application information below is for reference only and should not be used to determine the exact vehicle fitment. Please use the "Make Sure It Fits" vehicle selection box above to determine the exact fitment and review any application notes. If you need any help determining if this part works with your vehicle, please don't hesitate to contact us.

Buick
90-90 - Century Custom, Limited
Black; 4 Term. Female; Seat Belt Retractor
Cadillac
90-92 - Allante Base, Value Leader
Black; 4 Term. Female
89-90 - Eldorado Base, Biarritz, Touring
Black; 4 Term. Female; Turn Signal Chime Module
88-88 - Seville Base, STS
Black; 4 Term. Female
89-90 - Seville Base, STS
Black; 4 Term. Female; Turn Signal Chime Module
Chevrolet
90-90 - Beretta Base, GT, GTZ, Indianapolis 500 Pace Car
Black; 4 Term. Female
90-90 - C2500 Cheyenne, Scottsdale, Silverado
Black; 4 Term. Female
90-90 - Celebrity Base, Eurosport
Black; 4 Term. Female; Seat Belt Retractor
86-86 - Corvette Base, Indianapolis 500 Pace Car
Black; 4 Term. Female; Brake Modulator Valve
96-96 - Express 1500 Base, LS
Black; 4 Term. Female
96-96 - Express 2500 Base, LS
Black; 4 Term. Female
94-95 - G20 Beauville, Chevy Van, Sportvan
Black; 4 Term. Female; Fog Light
96-96 - G30 Beauville, Chevy Van, Hi-Cube, Sportvan
Black; 4 Term. Female
94-94 - G30 Beauville, Chevy Van, Hi-Cube, Sportvan
Black; 4 Term. Female; Fog Light
90-90 - K3500 Cheyenne, Scottsdale, Silverado
Black; 4 Term. Female
93-93 - S10 4WD Base, EL
Black; 4 Term. Female
93-93 - S10 4WD Base, EL
Black; 4 Term. Female; Fog Light
93-93 - S10 Blazer 4WD Base, Tahoe, Tahoe LT
Black; 4 Term. Female; Fog Light
93-93 - S10 Blazer RWD Base, Tahoe, Tahoe LT
Black; 4 Term. Female; Fog Light
93-93 - S10 RWD Base, EL
Black; 4 Term. Female
93-93 - S10 RWD Base, EL
Black; 4 Term. Female; Fog Light
90-90 - V3500 Cheyenne, Scottsdale, Silverado
Black; 4 Term. Female
GMC
93-95 - G1500 Rally, Rally STX, Vandura
Black; 4 Term. Female; Fog Light
93-95 - G2500 Rally, Rally STX, Vandura
Black; 4 Term. Female
94-94 - G2500 Rally, Rally STX, Vandura
Black; 4 Term. Female; Fog Light
94-95 - G3500 Magnavan, Rally, Rally Camper Special, Rally STX, Vandura & more
Black; 4 Term. Female
93-94 - G3500 Magnavan, Rally, Rally Camper Special, Rally STX, Vandura & more
Black; 4 Term. Female; Fog Light
93-93 - Jimmy 4WD Base, SLE, SLS, SLT
Black; 4 Term. Female
93-93 - Jimmy RWD Base, SLE, SLS, SLT
Black; 4 Term. Female
90-90 - K1500 Sierra, Sierra SLE, Sierra SLX
Black; 4 Term. Female
90-90 - Safari AWD Base, SLE, SLT, SLX
Black; 4 Term. Female; Fog Light
90-90 - Safari RWD Base, SLE, SLT, SLX
Black; 4 Term. Female; Fog Light
96-96 - Savana 1500 Base, SLE
Black; 4 Term. Female
96-96 - Savana 2500 Base, SLE
Black; 4 Term. Female
96-96 - Savana 3500 Base, SLE
Black; 4 Term. Female
93-93 - Sonoma 4WD Base, SLE, SLS
Black; 4 Term. Female
93-93 - Sonoma 4WD Base, SLE, SLS
Black; 4 Term. Female; Fog Light
93-93 - Sonoma RWD Base, SLE, SLS
Black; 4 Term. Female
93-93 - Sonoma RWD Base, SLE, SLS
Black; 4 Term. Female; Fog Light
Oldsmobile
94-94 - Bravada
Black; 4 Term. Female; Fog Light