LT1-LT4 Modifications 1993-97 Gen II Small Block V8

obd-1 and obd-2 differences

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Old 02-17-2008, 10:55 AM
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Staging Lane
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Default obd-1 and obd-2 differences

Whats up...i recently swaped an lt1 into my car....my car was a 1994 3.4v6(ob1) and the motor is out of a 1996 camaro(obd2) but i dont want to change over the whole dash harness and everything to make the inside obd2....if i just get a 1994 lt1 computer and engine harness will that work or are the motors different for 94 and 96?? i dont wanna spend the money or time converting to obd2 thanx for the help
Old 02-17-2008, 04:48 PM
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Originally Posted by OiBoyBirdy
Whats up...i recently swaped an lt1 into my car....my car was a 1994 3.4v6(ob1) and the motor is out of a 1996 camaro(obd2) but i dont want to change over the whole dash harness and everything to make the inside obd2....if i just get a 1994 lt1 computer and engine harness will that work or are the motors different for 94 and 96?? i dont wanna spend the money or time converting to obd2 thanx for the help
96 obd2 has more sensors on it, the 94 lt1 harness will have less sensor to plug in. If you get a 94 harness get the 94 PCM (obd1).

By the way make sure you get dual cooling fans for the harness to plug in, and if you havent already done the LT1 fuel pump or better.
Old 02-17-2008, 04:54 PM
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crank position sensor and rear o2 sensors




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