The wire harness above is for the application years 1986 91 pre 4l60e. This is a basic tbi harness for all engines using ecm 1227747 and 1228746 type ecm many others can be used.
350 Tbi Harness Rework Third Generation F Body Message Boards
Tbi wiring harness stand alone. Painless kits provide you with complete wiring harnesses to install a stand alone closed loop system. Waitts g body building. 1992 95 tbi wire harnesses. 1985 1990 tbi stand alone wiring harness that use the ecm with service number 1227747 these include the aldl data port for obd1. Warranties this harness is covered under warranty for the lifetime of the original owner against defects in workmanship within the wiring harness only not time or any damage in result of defective workmanship of the wiring. Basic connections are standard but it is easy to customize one for your needs.
Once you have each wire identified and layed out then you can set it up on the engine and start tailoring it to fit your engine. Complete with the wiring for emissions and vss. Gm mpi products gm tpi products gm cpi products gm lt1 products 1992 1997. They also include a fuse block and connections for the 700r4 transmission. The computer still thinks its receiving the correct pulse. The device replicates a signal to the computer.
Fuel injection connection tbi standalone harness. Upgrading your carburated classic car truck jeep mud bogger off road truck or hot rod to fuel injection and using a tbi engine from a truck van then performance fuel injection systems has a harness for your project. How to wire up ls lt1 and lt4 in your g body monte carlo ss regal cutlass malibu caprice el camino duration. Gm lt1lt4 products 2014 gm ecotec3 products 2014 gm lt1lt4 ecotec3 2014 wiring harnesses ecms products and accessories. Howell efi complete gm based universal tbi kits accessories. We also have a device that will allow you to delete the vss circuit.
Stand alone fuel injection system wire harness ecm computer this is a fuel injection system wire harness. 1985 1992 throttle body injection tbi standard length harnesses are 54 from the back of the engine to the pcm connectors. No egr or emissions connections tbi 245. Lay the harness out on your work bench and have each sensor plugged into the harness then trace each wire back to the ecm connector you will be able to separate a lot of uneeded wires consult wiring diagrams. All kits include oem color coded txl 600 volt125c wire for easy identification foolproof connectors instruction book with diagrams and a factory help line. Typically technical support is limited to the customer with only a harness purchase due to the complexity of variables we have no control over.