GM TRANSFER CASE NOISES Customer complaints involving howling, whining, shudder or grinding noises during parking lot maneuvers in Auto Mode or highway speeds in 4HI or Auto may occur on four wheel drive GM trucks and SUV vehicles. Vehicles affected range from 2014–2023 year models. Specific applications can be identified in GM Service Bulletin 19-NA-136. When you win, we win. Let us show you why my GM Partner Perks is the smart choice. Call UsToll Free 1-800-748-7539Local 601-939-5646Let us hel