Jan 18, 2009 · The MAF sensor is an expensive part so you'll want to check the voltages on the sensor leads and ground wire to be sure it's defective. During warm-up conditions, the voltage between the White wire and battery ground should be 1.2 to 1.8V at idle (1.6-2.2V at 2500 rpm). Worn Low Gear bearing bores can cause shift issues and clunking noises. Idler Gears rarely need replacement unless the transfer case is run short of oil. Input Shafts: New Process NP205 Transfer Cases were built in many different configurations for all the major light truck manufacturers except Jeep.
Clunking when you press your brakes is an indicator of a safety item. It might be a simple brake pad replacement or a complete suspension and steering system overhaul. If you hear grinding brake noise, scraping brake noise, or clunking you should get your brakes inspected right away. 3. Flapping Noise while Driving