GMC Repair: Heater Core, heater core, car on line

Question
I wold like to know, how to put in a heater core on a 87 Cuttless Surprime and where can I fine a repair book for this car on line

Answer
Hello Marilyn
You know you can go to auto zone .com it is free and they will give you step by step how to do the heater core.
it is a 3 hour job and a littile rough if you have air if you dont then it is much eaiser . good luck to u hun and u have a pretty name pete