Forum: C4 Cooling and Heating Systems
For discussion of Air Conditioning/Heater/Radiator issues
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Primary Fan Runs all the time
by aldocar 5/27/18 11:19am
Views: 3923
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Replies: 6
Last:
6/13/18 7:10am
by aldocar 
auto control on 96 c4
by paulaann 5/18/18 12:17pm
Views: 3035
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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: 3162
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Replies: 2
Last:
6/8/18 6:58am
by ratfink18
Royal Purple Ice Cooling Additive
by aldocar 3/30/18 6:49am
Views: 2579
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Replies: 3
Last:
4/9/18 5:05pm
by aldocar
Thermostat
by Tony B 11/8/17 6:00am
Views: 2864
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Replies: 1
Last:
11/12/17 8:04am
by Adams' Apple
everything blows out the defroster
by Tony B 10/31/17 1:06pm
Views: 3089
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Replies: 5
Last:
11/1/17 10:29pm
by Phat98
Is changing the heater core on a C4 really that bad?
by LT1*C4 10/12/10 6:41am
Views: 42681
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Replies: 17
Last:
9/26/17 10:09pm
by Merlin49
Damp smell when interior fan is running on my 1991.
by Rod1991 8/29/17 7:43am
Views: 2630
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Replies: 2
Last:
9/5/17 7:58pm
by Adams' Apple
AC on 1988 Help
by aldocar 8/4/17 12:56pm
Views: 1657
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Replies: 0
Last:
8/4/17 12:56pm
by aldocar
Gunk in Cooling System and Reservoir
by Kettsvette 4/25/17 2:09am
Views: 2436
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Replies: 2
Last:
4/26/17 10:26am
by Kettsvette
1995 blend Door Motor PLEASE HELP
by pigloverme 3/7/17 12:35pm
Views: 2518
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Replies: 2
Last:
3/8/17 1:16pm
by pigloverme
Repair of digital climate control for 1988 Corvette
by aldocar 2/1/17 5:31pm
Views: 2584
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Replies: 0
Last:
2/1/17 5:31pm
by aldocar
Coolant Hose to Throttle Body
by Tesla220 5/7/15 12:27pm
Views: 5253
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Replies: 5
Last:
1/26/17 4:59am
by REDVETTE85
help engine at hot
by fabio075 11/15/16 1:37pm
Views: 2436
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Replies: 3
Last:
11/16/16 1:08pm
by fabio075
Radiator
by legsdiamond 8/7/16 3:15pm
Views: 4272
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Replies: 8
Last:
9/8/16 4:52am
by 86er
Temp in gauge changes erratically after warm up
by VegasVet 6/29/16 9:27am
Views: 3550
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Replies: 13
Last:
8/10/16 2:38pm
by rtslt4
Check engine light comes on when cooling fans are running.
by Tsmooth68 6/28/16 10:51pm
Views: 2406
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Replies: 3
Last:
7/21/16 11:55pm
by Tsmooth68
Views: 2675
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Replies: 5
Last:
7/13/16 7:24pm
by Hot Rod Roy
Radiator Cooling Fans
by tyharrison 6/30/10 6:46pm
Views: 22517
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Replies: 13
Last:
7/13/16 10:18am
by wolfuser
96 Runs Hot
by LQ51 6/16/14 9:37am
Views: 11090
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Replies: 8
Last:
4/20/16 12:42pm
by cco
Water on dipstick
by Goya 2/24/16 8:20pm
Views: 2331
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Replies: 3
Last:
2/25/16 11:36am
by Tesla220
Radiator question
by Cbarison 1/30/16 6:12am
Views: 3068
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Replies: 7
Last:
2/21/16 8:46am
by The Car Whisperer
adding coolant
by pigloverme 6/24/15 8:28pm
Views: 3038
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Replies: 4
Last:
6/26/15 5:14pm
by pigloverme
Manual Fan Control
by cco 4/4/14 1:22pm
Views: 10080
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Replies: 17
Last:
4/8/15 5:48pm
by bblazer2002
At what temp should cooling fans start?
by Patteb 7/26/14 11:29am
Views: 14011
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Replies: 8
Last:
10/22/14 5:13pm
by knnhon