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C3 HVAC, Fuel, Emissions, and Exhaust Forum

For discussion of issues related to C3 Corvette Air Conditioning/Heater/Radiator, Fuel, Emission Control, and Exhaust Systems

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Exhaust Manifold Leaking after new gaskets

by MN68 • 8/11/25 5:51pm

Latest: 8/12/25 7:42am by manchestershark

764

Views

4

Replies

Boil over during burp process

by MN68 • 8/11/25 12:27pm

Latest: 8/12/25 4:04am by Kentvetteuk

210

Views

5

Replies

'69 SB Fan Shroud w/o AC

by Blazzin1 • 5/2/25 11:35am

Latest: 5/3/25 5:04pm by JPD1stVette

571

Views

3

Replies

Fountain of gas from fill nozzle

by Dennis Peterson • 4/17/25 2:00pm

Latest: 4/19/25 6:32am by Dennis Peterson

436

Views

6

Replies

82 vette engine surging

by Duce • 7/26/03 5:36pm

Latest: 4/14/25 9:46pm by F4Gary

4563

Views

12

Replies

Evaporator Case/ Blower motor case

by TonyC • 4/1/25 8:50pm

Latest: 4/2/25 2:25pm by TonyC

485

Views

6

Replies

No AC, possible low-pressure issue

by 75Yellow007 • 1/27/25 4:43pm

Latest: 4/1/25 9:29pm by Techdocwriter

680

Views

4

Replies

You know when you ask a question you're hoping...

by dads2vette • 3/14/25 5:10pm

Latest: 4/1/25 11:07am by F4Gary

558

Views

8

Replies

Check Engine Light

by MINT 81 • 3/18/25 12:23pm

Latest: 3/18/25 7:15pm by MINT 81

453

Views

2

Replies

Install electrtic fuel pump

by yellowperil • 2/15/25 7:30am

Latest: 2/19/25 9:56pm by F4Gary

582

Views

3

Replies

How to replacing existing receiver drier on 69 big block

by 68vet427 • 12/4/24 11:06pm

Latest: 12/5/24 11:53am by F4Gary

592

Views

3

Replies

82 c3 fuel issue?

by EqwanoX • 9/2/24 8:37am

Latest: 9/16/24 11:13am by Reds82CE

915

Views

8

Replies

Poll: Overheating at over 60mph

by Red C3 • 7/23/16 6:34pm

Latest: 8/26/24 9:08am by Norsky

2928

Views

9

Replies

My 1972 (LT-1) runs hot

by Jim's72LT-1 • 10/4/23 9:11am

Latest: 8/21/24 6:17pm by VNCRUISER

1757

Views

23

Replies

Up dating my air

by 73375 • 8/10/24 3:41pm

Latest: 8/21/24 6:05pm by VNCRUISER

767

Views

7

Replies

Vintage air

by murph77 • 8/7/24 9:17am

Latest: 8/21/24 2:47pm by BillHanna

1036

Views

12

Replies

AC

by Feet • 7/24/24 10:38am

Latest: 7/25/24 12:13pm by blu72

863

Views

5

Replies

Vacuum diagram for 1981 corvette air conditioning vents

by Jimmy Johnson • 7/17/24 2:47pm

Latest: 7/17/24 6:56pm by Adams' Apple

1093

Views

1

Replies

Smog pump removal

by My new project/dougb • 6/12/24 3:05pm

Latest: 6/12/24 5:52pm by Norsky

991

Views

1

Replies

71 Corvette AC system

by tj316 • 6/5/24 8:05am

Latest: 6/6/24 7:06am by tj316

1948

Views

10

Replies

Radiator repair

by Lf9700 • 5/6/24 4:20am

Latest: 5/6/24 6:52pm by Adam Wartell

753

Views

1

Replies

Strange fuel injector issue after shop work done

by Dennis Peterson • 5/5/24 9:09am

Latest: 5/6/24 6:43pm by Norsky

1229

Views

13

Replies

AC brackets for big block

by ebo • 4/14/24 1:29pm

Latest: 4/15/24 11:29am by F4Gary

739

Views

2

Replies

How much Coolant

by dads2vette • 3/30/24 2:48pm

Latest: 3/31/24 9:22pm by 73shark

1552

Views

3

Replies

Intake/Carb combo (C3 454/270HP - now 480HP)

by BillzC3 • 3/27/24 9:17am

Latest: 3/28/24 12:55pm by manchestershark

1177

Views

8

Replies

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