LTX and LSX Putting LT1s, LS1s, and their variants into Third Gens is becoming more popular. This board is for those who are doing and have done the swaps so they can discuss all of their technical aspects including repairs, swap info, and performance upgrades.

im having trouble starting my third gen camar

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Old 10-05-2017, 01:46 PM
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im having trouble starting my third gen camar

so i bought this 1985 camaro the guy i bought it from swapped the engine with and lt1 from a 1994 camaro z28 he used a computer from that camaro as well but i have fuel and spark but the injectors arent injecting

Last edited by marcos9499; 10-05-2017 at 01:49 PM.
Old 10-05-2017, 01:55 PM
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Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: im having trouble starting my third gen camar

Vats maybe ?
https://m.ebay.com/itm/GM-VATS-or-PA...%257Ciid%253A1
Old 10-05-2017, 01:59 PM
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Re: im having trouble starting my third gen camar

Originally Posted by Tuned Performance
maybe, i was told it might be a crank sensor
Old 10-05-2017, 02:06 PM
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Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: im having trouble starting my third gen camar

https://www.1aauto.com/content/artic...sensor-testing

You might want to get a schematic and check the vats hz signal or contact the eBay member who sells the hz modulator and ask what pin of the ecm is for vats.have a obd2 code reader or scanner ?

Last edited by Tuned Performance; 10-05-2017 at 02:18 PM. Reason: Additional information
Old 10-05-2017, 02:29 PM
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Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: im having trouble starting my third gen camar


Key on you will see about 2.5v I think this is a 30hz signal at 50-60%.
Old 10-05-2017, 02:51 PM
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Re: im having trouble starting my third gen camar

yes i do have one
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