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Forum: Heating & Cooling TECH 07-08-2020, 09:13 PM
Replies: 8
Views: 3,046
Posted By 65Bonnie389
Yes, that's a good idea, will grab some new...

Yes, that's a good idea, will grab some new vacuum hose and get that in as well, amazing it still works after all these years.
Forum: Heating & Cooling TECH 07-06-2020, 08:58 PM
Replies: 8
Views: 3,046
Posted By 65Bonnie389
Thanks for the replies, turns out it was the...

Thanks for the replies, turns out it was the vacuum diaphragm on the heater box in the engine compartment, the rubber inside had completely turned to dust.
I actually had a spare one i pulled from...
Forum: Heating & Cooling TECH 05-27-2020, 06:20 PM
Replies: 8
Views: 3,046
Posted By 65Bonnie389
Thank you for the reply, i was thinking that it...

Thank you for the reply, i was thinking that it must be some sort of vacuum issue, as everything else has been serviced when i had the car apart and put back correctly. I will check out those vacuum...
Forum: Heating & Cooling TECH 05-27-2020, 01:06 AM
Replies: 8
Views: 3,046
Posted By 65Bonnie389
65 Pontiac Heater Not Blowing Air?

Wondering if anyone can point me in the right direction to find an issue with my heater.
Car is a 65 Bonneville, without A/C, have replaced the heater core and seem to have all vacuum hoses and...
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