One problem related to ignition switch has been reported for the 2004 Chevrolet Silverado. The most recently reported issues are listed below.
The contact stated vehicle stalled intermittently. The dealer replaced the fuel pump on two separate occasions. This did not correct the problem. Also, the dealer replaced the ignition system. This replacement did not correct the problem again. The dealer could not find the cause for the problem. The vehicle is still having intermittent stalling. Problems.