Need help diagnosing low performance
Thread Starter
Joined: Feb 2000
Posts: 1,855
Likes: 13
From: St. Augustine, FL
Car: 89 GTA
Engine: 383
Transmission: 4L80E
Axle/Gears: 12 bolt-3.73
Need help diagnosing low performance
Please take a look at the below thread and give me your $.02.
https://www.thirdgen.org/forums/alte...ml#post3033478
https://www.thirdgen.org/forums/alte...ml#post3033478
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theshackle
Tech / General Engine
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Sep 17, 2020 08:26 AM