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Click on image for the lowdown. 
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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
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on the Internet for over 30 years! and not clogged down
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| | | | Joined: Jan 2007 Posts: 220 Shop Shark | | Shop Shark Joined: Jan 2007 Posts: 220 | From what I recall they are different sizes.
Assuming you got it to stay in place, if it does not fit right you will have air passing through and around the heater core so you won't get the hot air you want in the cab. | | |
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