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dmcmahan60 · 06-09-2025, 10:03 AM

My buddy had this problem and he had to take it to the dealership and pay $125 to have the NPP valves reprogrammed.

06-09-2025, 10:03 AM	#4
dmcmahan60 Drives: 2017 SS Join Date: Jan 2018 Location: Arab, AL Posts: 902 View My Garage	My buddy had this problem and he had to take it to the dealership and pay $125 to have the NPP valves reprogrammed.