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Motormite 85879 Side Marker Light Socket - Front or Rear
Reliable Side Marker Light Socket for GM Vehicles
The Motormite 85879 side marker light socket is designed to provide a secure electrical connection for front and rear side marker lights on select GM vehicles. Engineered with a 12-inch wire length and female plastic terminals, this socket ensures compatibility and durability for models like the Buick Regal, Chevrolet Caprice, and Pontiac Grand Prix.
- Compatible with Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models
- Includes front and rear side marker light socket
- 12-inch total length with wire (1.5 inches without wire)
- Female (hembra) plastic terminal connectors
- Two-wire configuration for reliable electrical connection
Product Details and Specifications
The Motormite 85879 side marker light socket features a two-wire setup with female plastic terminals designed to fit securely with GM side marker lights. The total length of the socket with wire is 12 inches, providing ample length for installation flexibility, while the socket itself measures 1.5 inches without the wire. This part is suitable for both front and rear side marker light applications on various GM vehicles, including the Chevrolet Corvette, Cadillac DeVille, and Oldsmobile Cutlass Supreme. The plastic terminal material offers corrosion resistance and maintains a stable connection under typical driving conditions.
Compatible GM Vehicles and Applications
- Buick models such as Regal and Park Avenue
- Cadillac DeVille and other GM luxury sedans
- Chevrolet Caprice, Corvette, and Lumina
- Oldsmobile Cutlass Calais, Ciera, Cruiser, and Supreme
- Pontiac Bonneville, Grand Prix, and Toronado
Common Issues Addressed by This Side Marker Light Socket
- Intermittent or non-functioning side marker lights due to faulty socket connections
- Corroded or damaged terminals causing electrical failures
- Broken or worn wiring leading to poor signal transmission
- Loose or incompatible socket fitment in GM side marker assemblies
- Replacement for aging or cracked sockets to restore proper lighting function
Installation Notes and Tips
- Ensure vehicle ignition is off before installation to avoid electrical shorts
- Verify correct wire polarity and terminal fitment for secure connection
- Use dielectric grease on terminals to prevent corrosion and improve conductivity
- Check wire length and routing to avoid pinching or damage during reassembly
- Test side marker lights after installation to confirm proper operation
Quality Assurance and Warranty Information
Motormite side marker light sockets are manufactured to meet OEM specifications for fit and function. The 85879 part number undergoes quality control inspections to ensure reliable performance in electrical lighting applications. While specific warranty details may vary, Motormite products typically include coverage against manufacturing defects. Consult product documentation or retailer for exact warranty terms.
This part fits 101 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 1999 | Chevrolet | Corvette | N/A | ||
| 1998 | Chevrolet | Corvette | N/A | ||
| 1997 | Buick | Park Avenue | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1997 | Chevrolet | Corvette | N/A | ||
| 1996 | Buick | Park Avenue | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1996 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1996 | Buick | Roadmaster | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1996 | Buick | Roadmaster | Wagon | N/A | |
| 1996 | Chevrolet | Corvette | N/A | ||
| 1995 | Buick | Park Avenue | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1995 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1995 | Buick | Roadmaster | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1995 | Buick | Roadmaster | Wagon | N/A | |
| 1995 | Chevrolet | Caprice | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1995 | Chevrolet | Caprice | Wagon | N/A | |
| 1995 | Chevrolet | Corvette | N/A | ||
| 1994 | Buick | Park Avenue | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Buick | Regal | Front | 2-wire straight socket, short socket, for vehicles with Sport Light Package, quarter turn style | |
| 1994 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Buick | Roadmaster | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1994 | Buick | Roadmaster | Wagon | N/A | |
| 1994 | Cadillac | DeVille | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Chevrolet | Caprice | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1994 | Chevrolet | Caprice | Wagon | N/A | |
| 1994 | Chevrolet | Corvette | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Chevrolet | Corvette | N/A | ||
| 1994 | Chevrolet | Corvette | N/A | Parking light bulb socket suitable for wedge style bulb with 2 wires. | |
| 1994 | Chevrolet | Lumina | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Oldsmobile | Cutlass Ciera | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Oldsmobile | Cutlass Cruiser | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Oldsmobile | Cutlass Supreme | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1994 | Pontiac | Grand Prix | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1993 | Buick | Park Avenue | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1993 | Buick | Regal | Front | 2-wire straight socket, short socket, for vehicles with Sport Light Package, quarter turn style | |
| 1993 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1993 | Buick | Roadmaster | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1993 | Buick | Roadmaster | N/A | ||
| 1993 | Chevrolet | Caprice | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1993 | Chevrolet | Caprice | Wagon | N/A | |
| 1993 | Chevrolet | Corvette | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1993 | Chevrolet | Corvette | N/A | ||
| 1993 | Chevrolet | Corvette | N/A | Parking light bulb socket suitable for wedge style bulb with 2 wires. | |
| 1993 | Chevrolet | Lumina | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1993 | Oldsmobile | Cutlass Supreme | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1993 | Pontiac | Grand Prix | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Buick | Park Avenue | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Buick | Regal | Front | 2-wire straight socket, short socket, for vehicles with Sport Light Package, quarter turn style | |
| 1992 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Buick | Roadmaster | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Buick | Roadmaster | N/A | ||
| 1992 | Chevrolet | Caprice | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1992 | Chevrolet | Caprice | Wagon | N/A | |
| 1992 | Chevrolet | Corvette | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Chevrolet | Corvette | N/A | ||
| 1992 | Chevrolet | Corvette | N/A | Parking light bulb socket suitable for wedge style bulb with 2 wires. | |
| 1992 | Chevrolet | Lumina | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Oldsmobile | Custom Cruiser | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Oldsmobile | Cutlass Supreme | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1992 | Pontiac | Grand Prix | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Buick | Regal | Front | 2-wire straight socket, short socket, for vehicles with Sport Light Package, quarter turn style | |
| 1991 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Buick | Roadmaster | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Buick | Roadmaster | N/A | ||
| 1991 | Chevrolet | Caprice | Wagon | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
| 1991 | Chevrolet | Caprice | Wagon | N/A | |
| 1991 | Chevrolet | Corvette | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Chevrolet | Corvette | N/A | ||
| 1991 | Chevrolet | Corvette | N/A | Parking light bulb socket suitable for wedge style bulb with 2 wires. | |
| 1991 | Chevrolet | Lumina | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Oldsmobile | Custom Cruiser | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Oldsmobile | Cutlass Calais | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Oldsmobile | Cutlass Supreme | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Oldsmobile | Toronado | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Pontiac | Bonneville | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1991 | Pontiac | Grand Prix | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Cadillac | DeVille | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Chevrolet | Corvette | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Chevrolet | Corvette | N/A | ||
| 1990 | Chevrolet | Lumina | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Chevrolet | Lumina | N/A | ||
| 1990 | Oldsmobile | Cutlass Calais | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Oldsmobile | Cutlass Ciera | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Oldsmobile | Cutlass Cruiser | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Oldsmobile | Cutlass Supreme | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Oldsmobile | Toronado | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Pontiac | Bonneville | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1990 | Pontiac | Grand Prix | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Cadillac | DeVille | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Chevrolet | Corvette | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Chevrolet | Corvette | N/A | ||
| 1989 | Oldsmobile | Cutlass Calais | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Oldsmobile | Cutlass Ciera | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Oldsmobile | Cutlass Cruiser | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Oldsmobile | Cutlass Supreme | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1989 | Pontiac | Grand Prix | Front | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1988 | Buick | Regal | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1988 | Chevrolet | Corvette | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style | |
| 1988 | Chevrolet | Corvette | N/A | ||
| 1988 | Oldsmobile | Cutlass Supreme | Rear | Side Marker Light Socket; w/2 Wires, Straight and Short Socket, Quarter Turn Style |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.