I just want to make sure before doing the swap of pcm's that there will be essentially no issues with things. Plan on doing the swap so i can tune and mod sooner than later. Feel like a dummy asking. But thanks in advance.
This is a discussion on 07 base pcm to 04 pcm within the PCM Tuning forums, part of the W Body Tech category; I just want to make sure before doing the swap of pcm's that there will be essentially no issues with ...
I just want to make sure before doing the swap of pcm's that there will be essentially no issues with things. Plan on doing the swap so i can tune and mod sooner than later. Feel like a dummy asking. But thanks in advance.
I think it will work, but dont quote me.
If it does the only that will be different is that the gas gauge reads backwards.
SMGPFC Member #1
yea i knew about the gas gauges and if i remember reading hp tuners can now fix the gas guage issue ( don't quote me on that ) lol.
Will not work.
Overkill is the only one that has figured out the trick to 06-08 PCM adjustments, and he won't share his secrets until he gets the Heinz ketchup recepie.
You win some, lose some and you wreck some. - Dale Earnhardt
86 Chevy MCSS- 5.3/4L80E- RaceCar / 94 Chevy K1500- ECSB 5.7/4L60 4x4- DD Parts Hauler
04 Pontiac GP- Base- Bad Trans Mod / 05 Pontiac GP- GT2- Retired RaceCar/ Garage Queen
"Let's rent a gas station for a photoshoot" -griptape+36
That sucks. so what would i have to do to get an 04/05 pcm to work in my 2007 than explict
Wait, I thought the older PCM still worked, just the gas gauge issue.
Exactly what I thought.
SMGPFC Member #1
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