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Default to GS mode at start up

jeffcam1211

Full Member
64
23
8
Buick Ownership
20 Regal GS, 12 Regal GS (past)
Is there any way to enable the GS to start up in GS mode by default? I believe it may be possible with the Trifecta tune but I don't want to go that route just yet. I don't want to deal with warranty issues.
 
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