* The transfer case may make noise. This is another common problem with the 2003 Chevy Silverado transfer case. The noise is usually caused by a worn bearing or gear.
* The transfer case may not engage properly. This can be a dangerous problem, as it can cause the vehicle to lose power to the wheels. The problem is usually caused by a worn shift fork or synchronizer.
* The transfer case may fail completely. This is a rare problem, but it can happen. The failure is usually caused by a major mechanical failure, such as a broken gear or shaft.
