Handy Pack HP4020 Parking Light Bulb Socket - Rear

Parking Light Bulb Socket for GM Vehicles

Handy Pack HP4020 is a pigtail and socket assembly for park, tail, stop, and turn lamp circuits on GM vehicles. It is built for repairing broken or corroded electrical connections and for restoring reliable bulb contact in rear lighting applications.

Key Features

• Parking light bulb socket with 2-terminal configuration
• Pigtail and socket assembly for GM park, tail, stop, and turn lamp circuits
• Color-coded lead wires for straightforward splice-in wiring repairs
• Works with available crimping tools for harness connection
• Useful for restoring damaged or oxidized socket connections

Detailed Description

The Handy Pack HP4020 is a practical replacement socket for GM lighting repairs where the original connector has failed from heat, corrosion, or broken wiring. It supports rear lighting service on applications such as Chevrolet Impala, Camaro, and Corvette, along with Cadillac, Oldsmobile, Buick, and Pontiac models listed in the fitment data. The 2-terminal design and lead-wire pigtail make it suitable for direct splice repairs in factory-style harnesses.

This part cross-references GM-style socket applications used in classic rear lamp service. Handy Pack HP4020 is a direct-fit repair solution for many 1961-1974 GM vehicles, including Chevrolet Bel Air, Pontiac GTO, and Oldsmobile Toronado applications shown below.

Common Repair Uses

• Broken parking light socket connections
• Corroded rear lamp terminals
• Intermittent tail, stop, or turn signal operation
• Heat-damaged or brittle pigtail wiring
• Restoration of original-style GM lighting circuits

Installation Notes and Tips

Splice the color-coded lead wires into the existing wiring harness using appropriate crimping tools and standard electrical repair practices. Verify terminal alignment and bulb fitment before final assembly. Confirm the vehicle’s original socket style and rear lamp configuration against the fitment list, especially on models noted with 2-wire or recessed-insert applications.

Quality Assurance

Handy Pack HP4020 is intended as a service replacement for GM lighting repairs and is specified as a 2-terminal socket assembly for park, tail, stop, and turn circuits. It is built to address broken or corroded connections in classic vehicle electrical systems.

• Fits 1974 Cadillac Eldorado, N/A, White; w/ Recessed Insert
• Fits 1973 Cadillac Eldorado, N/A, Rear
• Fits 1973 Cadillac Eldorado, N/A, 2 Wires
• Fits 1963-1970 Cadillac Eldorado, N/A
• Fits 1971-1973 Oldsmobile Custom Cruiser, N/A
• Fits 1973 Oldsmobile Custom Cruiser, N/A, 2 Wires
• Fits 1971-1972 Oldsmobile Custom Cruiser, N/A, 2 Wire
• Fits 1966-1972 Oldsmobile Toronado, N/A, 2 Wires
• Fits 1969-1970 Cadillac DeVille, N/A, Rear
• Fits 1963-1970 Cadillac DeVille, N/A
• Fits 1969-1970 Cadillac Fleetwood, N/A, Rear
• Fits 1965-1970 Cadillac Fleetwood, N/A
• Fits 1967-1970 Oldsmobile Delta 88, N/A, w/ 2 Wire Socket; Rear
• Fits 1965-1970 Oldsmobile Delta 88, N/A
• Fits 1967-1970 Oldsmobile Delta 88, N/A, 2 Wires
• Fits 1967-1969 Cadillac Commercial Chassis, N/A
• Fits 1969 Oldsmobile Cutlass, N/A
• Fits 1963-1967 Oldsmobile Cutlass, N/A
• Fits 1967-1969 Oldsmobile Cutlass, N/A, 2 Wires
• Fits 1965-1969 Pontiac Acadian, N/A
• Fits 1963-1969 Pontiac Bonneville, N/A, Rear
• Fits 1963-1969 Pontiac Bonneville, N/A
• Fits 1963-1969 Pontiac Catalina, N/A, Rear
• Fits 1963-1969 Pontiac Catalina, N/A
• Fits 1967-1969 Pontiac Firebird, N/A, Rear
• Fits 1967-1969 Pontiac Firebird, N/A
• Fits 1969 Pontiac Firebird, N/A, 2 Wire
• Fits 1963-1969 Pontiac Grand Prix, N/A, Rear
• Fits 1963-1969 Pontiac Grand Prix, N/A
• Fits 1969 Pontiac Grand Prix, N/A, 2 Wire
• Fits 1964-1969 Pontiac GTO, N/A, Rear
• Fits 1964-1969 Pontiac GTO, N/A
• Fits 1969 Pontiac GTO, N/A, 2 Wire
• Fits 1965-1969 Pontiac Laurentian, N/A
• Fits 1963-1969 Pontiac LeMans, N/A
• Fits 1969 Pontiac LeMans, N/A, 2 Wire
• Fits 1965-1969 Pontiac Parisienne, N/A
• Fits 1963-1969 Pontiac Tempest, N/A, Rear
• Fits 1961-1969 Pontiac Tempest, N/A
• Fits 1969 Pontiac Tempest, N/A, 2 Wire
• Fits 1966-1968 Buick LeSabre, N/A
• Fits 1968 Buick LeSabre, N/A, 2 Wire
• Fits 1964-1968 Chevrolet Bel Air, N/A, Rear
• Fits 1964-1968 Chevrolet Bel Air, N/A
• Fits 1967-1968 Chevrolet Camaro, N/A, Rear
• Fits 1967-1968 Chevrolet Camaro, N/A
• Fits 1966-1968 Chevrolet Caprice, N/A, Rear
• Fits 1966-1968 Chevrolet Caprice, N/A
• Fits 1964-1968 Chevrolet Corvette, N/A, Rear
• Fits 1964-1968 Chevrolet Impala, N/A, Rear
• Fits 1964-1968 Chevrolet Impala, N/A
• Fits 1967-1968 Oldsmobile 98, N/A, w/ 2 Wire Socket; Rear
• Fits 1963-1968 Oldsmobile 98, N/A
• Fits 1967-1968 Oldsmobile 98, N/A, 2 Wires
• Fits 1966-1967 Buick Riviera, N/A
• Fits 1967 Buick Skylark, N/A, Rear
• Fits 1966-1967 Buick Skylark, N/A
• Fits 1966-1967 Chevrolet Malibu, N/A
• Fits 1964 Chevrolet Malibu, N/A
• Fits 1967 Oldsmobile Toronado, N/A, w/ 2 Wire Socket; Rear
• Fits 1965-1966 Oldsmobile 98, N/A, Rear
• Fits 1965-1966 Oldsmobile Delta 88, N/A, Rear
• Fits 1964-1966 Oldsmobile Starfire, N/A, Rear
• Fits 1964-1966 Oldsmobile Starfire, N/A
• Fits 1966 Oldsmobile Toronado, N/A, Rear
• Fits 1966 Oldsmobile Toronado, N/A
• Fits 1965 Buick Riviera, N/A, Twist-In Type
• Fits 1963 Oldsmobile Starfire, N/A, w/ 2 Wires; Rear
• Fits 1963 Oldsmobile Starfire, N/A, 2 Wires
• Fits 1963 Pontiac Tempest, N/A, Plastic Base