In this video i show how you can convert a factory silverado wiring harness to be used in a ls. 800 x 600 px source.

Painless Tbi Wiring Harness Diagram H1 Wiring Diagram
Tbi to ls wiring harness. This is a basic tbi harness for all engines using ecm 1227747 and 1228746 type ecm many others can be used. We dont just make wiring we make painless wiring. Basic connections are standard but it is easy to customize one for your needs. The device replicates a signal to the computer. Speed scene wiring will marry the two harnesses together to make one. We also have a device that will allow you to delete the vss circuit.
The wire harness above is for the application years 1986 91 pre 4l60e. Focus on one part of the wiring harness at a time and then tape it up put it to the side etc. Whether it be hot rod street rod muscle classic car or universal wiring harnesses and accessories painless has your classic cartruck off road rig or race car covered. Typically technical support is limited to the customer with only a harness purchase due to the complexity of. Below are a few of the leading drawings we get from different resources we hope these images will be useful to you as well as ideally really appropriate to exactly what you desire concerning the chevy 350 tbi wiring harness diagram is. The larger wires that feed heavy draw circuits are typically 14 to 12 gauge.
Starting from 26500. The computer still thinks its receiving the correct pulse. Primary wire is typically an 18 gauge wire and is the most common wire found in wiring harnesses. Tbi 350 installation land cruiser tech from ih8mud size. The primary wires are 16 gauge with 12 gauge for heavy draw items such as the headlights. If you have a stock tbi fuel injected truck or an s10 with central port injection cpi and want to change the engine to an lt1 or ls1.
The wire in painless performance kits runs a little larger than the standard. Gm tbi products jeep toyota mopar ford american motors howell efi complete gm based universal tbi kits accessories. Complete with the wiring for emissions and vss. Gm ls series vortec wiring harnesses ecms products accessories. 1992 95 tbi wire harnesses. They also include a fuse block and connections for the 700r4 transmission.
Every ls swap harness is quality tested lifetime warranty all new connectorsterminals and high quality txl wire. Gm lt1lt4 products 2014 gm ecotec3 products 2014.