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Mod | | | Forums66 Topics128,080 Posts1,055,953 Members48,430 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Mar 2004 Posts: 6,214 'Bolter | | 'Bolter Joined: Mar 2004 Posts: 6,214 | No, you need to add a Summer/Winter cut-off valve in one of the lines under the hood. The heaters were all dealer installed accessories so there really is no right or wrong way to do it. That said Chevrolet did have a valve-nipple that would thread into the block that the hose connected to that made it an easy job. Mike B  | | |
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