1991 Buick Skylark Q&A
1991 Buick Skylark Question: Heater Core
Do I need to remove the dash to replace the core? - Visitor
I believe you do. If your going to do this yourself, get a good repair manual first, read up on the job before taking on such a big repair. Go to http://bit.ly/alldata_repair_manuals or try http://bit.ly/mitchell_repair_manuals_online - lawrenceg
Yes. Removing the dash will be a requirement here. Its no small feat, lots of connector points and easy to break things. - Visitor
The heater core under the right side of the dashboard may leak engine coolant which can puddle on the passenge...
How to bypass a heater core?
6 cyl 3L skylark grand coup. replaced radiator, head gaskets done, rewiring, replaced blower fa...
...to overheat after driving in town for just 3-5 minutes. Happens every time you drive it. The heater core went out and i didn't fix it , they just re-routed it.