› Forums › Car Problems & Maintenance › Chevrolet › Why is my 1999 Silverado stuck on heat after actuator swap?
May 15, 2025 at 7:18 pm
#1590
William
I had this happen in a 09 Impala I just took the actuator apart and used the gear to move the switch (hot, cold) some time it switched from road vibration I can only assume. Since nothing was hooked up.