



Metra 21-Pin Radio Wiring Harness for Select 1986 through 2005 GM Vehicles
Have an older GM vehicle and want to install a better head unit than what came with your car? Then you need a vehicle-specific Metra harness. It will save you from individually cutting factory wiring. The 70-1858 harness is compatible with select 1987 through 2005 GM vehicles. It lets you easily connect your new car receiver with your car's existing electrical system. Do the job right with Metra!
Features
- Plugs into car harness at radio (21 pin)
- Compatible with select Buick®, Cadillac®, Chevrolet®, GMC®, Isuzu®, Oldsmobile®, Pontiac®, and Saturn® vehicles
- 5-in. length
- Connections for 12-volt power, 4 speakers, power antenna turn-om, dimmer, and chassis ground
- Does not accommodate special navigation, factory steering wheel control connections, or video
Original: $7.99
-65%$7.99
$2.80Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Have an older GM vehicle and want to install a better head unit than what came with your car? Then you need a vehicle-specific Metra harness. It will save you from individually cutting factory wiring. The 70-1858 harness is compatible with select 1987 through 2005 GM vehicles. It lets you easily connect your new car receiver with your car's existing electrical system. Do the job right with Metra!
Features
- Plugs into car harness at radio (21 pin)
- Compatible with select Buick®, Cadillac®, Chevrolet®, GMC®, Isuzu®, Oldsmobile®, Pontiac®, and Saturn® vehicles
- 5-in. length
- Connections for 12-volt power, 4 speakers, power antenna turn-om, dimmer, and chassis ground
- Does not accommodate special navigation, factory steering wheel control connections, or video


















