harness help with TPI and LT1
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Junior Member
Joined: May 2009
Posts: 23
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From: Western Mass
Car: 1992 Chevy Camaro
Engine: 5.0
Transmission: 700R4
harness help with TPI and LT1
Does the TPI and LT1 sport the same ECM harness? I mean...the harness is just running the sensors and injectors and trans?? right???
Joined: Mar 2000
Posts: 43,187
Likes: 42
From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
No. Completely different. TPI is batch fire injection, LT1 is sequential. TPI has an "Engine Control Module", LT1 "Powertrain Control Module".
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