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CAT CODES
https://forum.diablosport.com/viewtopic.php?t=24019
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CAT CODES
Posted:
Sat Jul 03, 2010 12:28 am
by
Gunmetal1500
I am getting Cat P0420 P0430 on my 09 GMC Sierra 1500, Does this require a custom tune?
RE: CAT CODES
Posted:
Mon Jul 05, 2010 2:54 pm
by
06MonteSS
yep
