4 wheel drive will not engage on 1999 Chevrolet Suburban 1500

when selecting 4x4 push the button and hear a clunking noise

by in New Bern, NC on March 19, 2014
2 answers
ANSWER by , March 19, 2014
CAN YOU GIVE SOME MORE INFO PLEASE.SOUNDS LIKE ACTUATOR IS NOT WORKING CORRECTLY
ANSWER by , March 19, 2014
Well how about some more info!! Light on switch flashing??? Get it fixed already?? Nothing wrong anyway??? You'er supposed to hear a clunking noise when the transfer case shifts!!!