28 Circuit Classic-Plus Customizable Pickup Chassis Harness -GM Keyed Column P/N 10203


This Part number is NOT AVAILABLE
Recommended Products |
Part Number: 10203
|
![]() |
Looking for connectors to be included as well as a newly updated design? Check out the PRO Series Harness! CLICK HERE
This 28 circuit Painless kit will provide you with all those power accessory circuits you have been looking to add to your pickup chassis. You'll find that the ample wire lengths make this kit especially suited for trucks with long beds and extended cabs. This kit comes with the GM column mounted ignition switch connector. Included with this wiring harness are the following parts; a GM engineered fuse block & Painless mounting bracket; GM turn signal connectors; pre wire plugs for the headlights & dimmer switch; and each wire is custom printed with the circuit identification as well as using GM color codes for easy installation.
Prop 65 Warning

Number of Circuits: 28 Circuits - 18 Fuses w/ Horn Relay & Maxi Fuse
Harness Length: Universal
Fuse Type: Blade & Maxi Fuse
Firewall Passthrough: Grommet
Color Code Based: GM
Circuit Designations: Printed on Wires
GM Steering Column Turn Switch and Ignition Switch, Dimmer Switch, Two Headlight Pigtails, 10SI & 12 SI Alternator, HEI Power and Tach and 20 Extra 56 Series Terminals for use with any Factory GM 56 Series Connector such as Headlight Switch, Wiper Switch or A/C Switch/Blower Motor
Connections Included:
This harness includes circuits for:
- A/C & Heat
- Accessory
- Accessory / Cigarette Lighter
- Accessory / Trunk Light
- Backup Lights
- Brake Lights
- Charging
- Cruise Control
- Dome Light
- Electric Choke
- Electric Fuel Pump
- Emergency Flashers
- Fan Relay Activation Power
- Fused Power Source
- Headlights
- Horn (Relay)
- Ignition Coil
- Instrument Panel Lighting and Gauges*
- Park Lights
- Power Antenna
- Power Door Locks
- Power Windows
- Radio/Clock (Constant and Switched)*
- Starting
- Tail Lights
- Third Brake Light
- Turn Signals
- Wipers
* Including Wires For:
Fuel Gauge
Oil Gauge
Speakers
Tachometer
Temperature Gauge
Voltmeter