The service advisers at AATCO Transmission & Auto Repair will tell clients that signs a 4WD system may need repair at our shop in Montrose include unusual noises (clunking, grinding), difficulty shifting into 4WD mode, fluid leaks, vibrations while driving, and the 4WD warning light on the dashboard. If you are experiencing any of these symptoms, call AATCO Transmission & Auto Repair in Montrose today to schedule an appointment.