View 1 Photo View 0 Videos Used 2016 Peterbilt 579 Multi-Function Turn Signal Switch $250 USD Multi-Function Switch, Good Condition. Call DTI Trucks for more information and a shipping quote. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number79381 MLS Number14108357CategoryTurn Signal Switches Last Updated5/14/2026 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info