Oldsmobile Electrical Wiring Harness | Midway Muscle Car Oldsmobile Electrical Wiring Harness. 06-17 Dodge Ram Cummins Diesel 5 6 Electric Pass Thru Valve Cover Gasket. $68. front end head lamp light wiring harness 70 Oldsmobile Cutlass Hurst olds 4-4-2. $175. Free Shipping! front end head lamp light wiring harness 71 Oldsmobile Cutlass 442 Wiring Harnesses - OldsParts Cutlass 442 Wiring Harnesses and electrical – Factory wiring harnesses are replacement parts manufactured to original General Motors blueprints. Factory replacement harnesses for engine, front light, console, rear body light, intermediate, and dash with fuse box.