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Old 02-05-2023, 04:03 PM
gpeterson gpeterson is offline
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Join Date: Jul 2020
Location: CA
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Quote:
Originally Posted by ard View Post
Do a search for FRM. Could be PART of the issue.
This, or JBE on the passenger side. I bought a non-running 2007 4.8 and one of the pins that supplied power to the valvetronic modules had broken off due to corrosion. Mine was easy to troubleshoot since the modules didn't respond to ISTA and I found they had no power.


Last edited by gpeterson; 02-05-2023 at 07:45 PM.
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