Pull the top off of the black box on the passenger side of truck under the hood. Remove the two heater hoses. Remove the old heater core. Reverse the process. Top off the radiator with antifreeze and check again after a test drive. Enjoy the heat.
Maxbox 12
You must go under the hood as well as inside to get the heater core removed and replaced. I just did mime.
Could be a bad ignition switch....
with rivets
It unscrews.
1, 8, 4, 3, 6, 5, 7, 2.
Try an auto parts store that specialises in 4 wheel drive equipment.
Best to get the shop manual but basically: Reomove Heater hoses from engine block and drain. Remove glove box. Disconnect cables that connect to heater core. Disconnect heater core from firewall. Disconnect hoses from heater core. Pull heater core from under dash.
The 1966 Chevy Impala ignition switch can be removed by loosening the retaining ring at the top of the ignition switch. Remove the wiring harness. Reverse the process to install the new ignition switch.
yes
unbolts from under the hood on the passenger side firewall and comes out from under the dash to replace.
what is initial timing on 1966 chevy 250