One problem related to interior rearview mirror has been reported for the 1998 Chevrolet Silverado. The most recently reported issues are listed below.
Recall campaign 03v093000 concerning rear view mirror switch: consumer stated the automatic lock failed to operate after recall repairs were performed. Notified the dealer, who informed the consumer that the problem had nothing to do with the recall. Consumer stated that the vehicle was not experiencing any problem with the automatic lock until this repair was done. When auto was taken back the desk service manager took a look at vehicle and said the button was sticking. Which was causing both doors not to lock. Which had never been a problem before until afterwards, they told the consumer the button needed replacement.