Ls Swap Fan Relay Wiring

1992 to 1997 lt1 5 7 and l99 4 3 wiring harness info includes.

Ls swap fan relay wiring.

Getting to the bottom of what it takes to wire your swaps fuel pump and fans. It seems for many people that the scariest part of the modern engine swap is the wiring harness. 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. 1999 to 2007 vortec 4 8 5 3 6 0 harness wiring info tons of info here please read all the pages linked.

In this way the electric fans are always wired in parallel so that each fan receives system voltage. The first part of the installation is to install the electric fan to your radiator and remove the mechanical fan. Specializing in gm trucks and suv electric fan conversions for. 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.

1996 to 1999 vortec 4 3 5 0 5 7 7 4l harness schematics and info. Your 1 source for oem operated pcm controled and universal electric fan harnesses. 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. 2007 to 2009 vortec 4 8 5 3 6 0 6 2 harness information.

87 red wire connects to the positive wire on the electric fan. 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. Also how to enable the fans in hp tuners when using a truck harness. When you are doing a build with the ls family of gm engines the idea is to end up with a.

86 gray white wire goes to the ignition switch. 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. 30 other red wire needs constant 12 volt power from the battery. Lt1 ls1 05 oem flex a lite universal street strip.

New page on air conditioning controls. Camaro and firebird ls swap.