Ls Swap Fan Relay Wiring

Your 1 source for oem operated pcm controled and universal electric fan harnesses.

Ls swap fan relay wiring.

New page on air conditioning controls. 1999 to 2007 vortec 4 8 5 3 6 0 harness wiring info tons of info here please read all the pages linked. When you are doing a build with the ls family of gm engines the idea is to end up with a. Specializing in gm trucks and suv electric fan conversions for.

Delco weather pack connectors trigger pins plugs and the heaviest duty highest amp rating 40 60a duty automotive relays. Wiring guide ls cylinder head supporting components guide. Camaro firebird corvette caprice impala roadmaster. A relay kit our part number ccfkrl will include everything you need to properly wire up your electric cooling fans with the exception of additional wiring needed to complete all of the circuits.

A trigger wire from the a c wiring must be wired into the electric fan relay s to pass air through the condenser when the a c is on. 86 gray white wire goes to the ignition switch. However since the pcm is only applying a ground to each fan relay signal circuit two fans can be controlled through two relays for on off operation. 87 red wire connects to the positive wire on the electric fan.

It seems for many people that the scariest part of the modern engine swap is the wiring harness. Lt1 ls1 05 oem flex a lite universal street strip. Also how to enable the fans in hp tuners when using a truck harness. Getting to the bottom of what it takes to wire your swaps fuel pump and fans.

Camaro and firebird ls swap. In this way the electric fans are always wired in parallel so that each fan receives system voltage. Part 5 of the ls wiring harness cleanup will cover the installation of the 4 fuse block main relay fuel pump relay and a custom 8 pin connector to support. 2007 to 2009 vortec 4 8 5 3 6 0 6 2 harness information.

1996 to 1999 vortec 4 3 5 0 5 7 7 4l harness schematics and info. If the pcm has not commanded the electric fan s on based on high coolant temperature and a ground is applied to the fan relay signal wire s dtc s set to indicate that the fan s have been turned on unexpectedly.