C4 HVAC, Fuel, Emissions, and Exhaust Forum

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Smog air pump

by jrods 8/9/20 12:21pm

Views: 2257 | Replies: 1

Last: 8/11/20 2:58pm by russ1953

86 pacecar A/C not working.

by skeech86 7/8/20 6:24am

Views: 2755 | Replies: 4

Last: 7/12/20 7:01am by skeech86

Climate Controle Module Issue

by TomLathen 5/19/20 6:25pm

Views: 2601 | Replies: 2

Last: 6/2/20 11:16am by Corveddie

Hedman Headers

by RetiredNavyChief 3/3/20 5:11pm

Views: 2877 | Replies: 2

Last: 3/24/20 3:42pm by RetiredNavyChief

help with fan speed electronic controller

by Aussie Tony 10/22/19 11:40pm

Views: 2482 | Replies: 1

Last: 10/29/19 3:24pm by Dave91TM

Temp Gauge not Working.

by Tsmooth68 8/27/19 7:49pm

Views: 4683 | Replies: 4

Last: 8/28/19 5:22pm by Tsmooth68

Air pump system removal

by Soren 4/9/19 12:44am

Views: 9298 | Replies: 4

Last: 6/18/19 7:00am by Gofaster

Cooling System

by Macho 007 1/5/19 4:45pm

Views: 3128 | Replies: 2

Last: 6/14/19 11:27am by ratfink18

My 1990 will not go into closed loop

by GARY 53 6/2/19 12:16am

Views: 2922 | Replies: 1

Last: 6/2/19 6:29am by Adams' Apple

Stand alone Fuel injection systems

by Zzilla 4/22/19 12:24pm

Views: 2771 | Replies: 1

Last: 5/1/19 5:06pm by Zzilla

climate control

by epohdivad 7/25/13 2:29pm

Views: 13511 | Replies: 8

Last: 3/6/19 8:36pm by Hot Rod Roy

heater core

by legsdiamond 1/9/19 9:09am

Views: 4471 | Replies: 7

Last: 2/24/19 10:47am by Black Shark

Running ok then not

by Tony B 8/11/18 11:47am

Views: 5966 | Replies: 8

Last: 9/21/18 11:36pm by Hot Rod Roy

Old-New to me vette-cooling fan (can't figure out)

by BigDogYoop 8/8/18 1:49pm

Views: 3765 | Replies: 1

Last: 8/10/18 10:32pm by Hot Rod Roy

1990 AC problems from Ottawa Canada

by Willy 7/17/18 8:03am

Views: 2776 | Replies: 1

Last: 8/7/18 11:50am by Willy

Blower motor only works on high, also no A/c

by bluenoser13 7/25/18 9:39am

Views: 2776 | Replies: 1

Last: 7/26/18 5:02am by Black Shark

Primary Fan Runs all the time

by aldocar 5/27/18 11:19am

Views: 4071 | Replies: 6

Last: 6/13/18 7:10am by aldocar

auto control on 96 c4

by paulaann 5/18/18 12:17pm

Views: 3150 | Replies: 2

Last: 6/8/18 7:08am by ratfink18

86' vette a/c not blowing cold or hot just vent air

by CaliC4 5/31/18 11:47am

Views: 3390 | Replies: 2

Last: 6/8/18 6:58am by ratfink18

Royal Purple Ice Cooling Additive

by aldocar 3/30/18 6:49am

Views: 2678 | Replies: 3

Last: 4/9/18 5:05pm by aldocar

Flowmaster vs. Magnaflow

by JSGarner 4/21/14 1:43pm

Views: 11356 | Replies: 9

Last: 12/27/17 4:49pm by Tommy

Thermostat

by Tony B 11/8/17 6:00am

Views: 3013 | Replies: 1

Last: 11/12/17 8:04am by Adams' Apple

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