0 0 2015 Peterbilt 389 Cab Wiring Harness $600 USD (USED) Peterbilt 389 Engine Model: MX13 From: DASH Transmission Type: RTLO18913A To: INSTRUMENT CLUSTER DASH WIRING HARNESS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Stock Number25864923 MLS Number13822135CategoryCab Wiring Harnesses Last Updated9/19/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info