lt1 swap no start.

[95firebird3.4]

ok so i have a 95 firebird with a 3.4 i just got done swapping in a 97 ws6 lt1 i change over everything but the interior harness. i am not get fuel or spark. i can jump the fuel pump relay and get the pump to turn on. any advice on where to start?

[vanbibber]

Re: lt1 swap no start.

did you check all the wiring again?

[95firebird3.4]

Re: lt1 swap no start.

did you check all the wiring again?

yah i labled everything i disconnected and rechecked everything twice

[ssms5411]

Re: lt1 swap no start.

I don't know much about Lt1's but how about , PCM getting power and grounded right. Other than that I would check on the V8 sites and see what they say.

[phatfalcon70]

Re: lt1 swap no start.

change the relay for the fuel pump and check for available voltage at the primary side of the coil and if u have voltage there u no the wiring is good if that checks out check the secondary side of the coil for a open

[transamtom1]

Re: lt1 swap no start.

ok so i have a 95 firebird with a 3.4 i just got done swapping in a 97 ws6 lt1 i change over everything but the interior harness. i am not get fuel or spark. i can jump the fuel pump relay and get the pump to turn on. any advice on where to start?

Could be VAT's the vehicle anti theft system.

Did you disable it in the PCM?