According to the compatibility chart at O'reillys, it most likely will. '95-'99, with some 2000 too. Have him plug in the exact info on the trucks to double check.
http://www.oreillyauto.com/site/c/d...keyword=turn+signal+switch&pt=02100&ppt=C0039
Click on the Compatibility tab to check.
http://www.oreillyauto.com/site/c/d...keyword=turn+signal+switch&pt=02100&ppt=C0039
Click on the Compatibility tab to check.