Gm Ls3 Wiring Diagram

I have a l76 crate with an ls3 top end and a mild cam that is going into a 69 firebird.

Gm ls3 wiring diagram. Fuel injected engines will have this connector incorporated into the engines e f i. On the ecu it says. Gm racing gm 19258268 gr. Title ls series crate engine control system r ev 1916 pat o.

Gm ls3 crate engine wiring diagram wiring diagram is a simplified agreeable pictorial representation of an electrical circuit. Typically it is a connector issue or a wiring issue consult a service manual if necessary use information from. Wiring harness and alternator functions will be controlled by the. 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.

Saxo alternator wiring diagram new ls3 alternator wiring diagram gm ls3 crate engine wiring diagram ls3 alternator wiring diagram refrence old fashioned ls1 alternator wiring diagram ideas electrical we collect lots of pictures about gm ls3 crate engine wiring diagram and finally we upload it on our website. Alternator wiring diagram for gm ls serpentine kits part number 19155066 19155167 19155166 19155167 please note this wiring only applies if using these kits on a non fuel injected engine. I pulled the following information off of the ecu. Ls2 ls3 ls376s or 50 gph for lsx454 ls7s.

It shows the components of the circuit as simplified shapes and the capability and signal links along with the devices.