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Heater blows cold
    by AFammo 1/14/22 4:47am
     Views: 70, Replies: 2
Last Activity by: pvantienen 
    1/14/22 10:39am Go directly to most recent post

1990 L98 Cooling issue.
    by BobPurz 9/29/21 6:37am
     Views: 799, Replies: 7
Last Activity by: VetteTonic 
    10/9/21 10:08pm Go directly to most recent post

1991-1996 Radiator/Condenser Guard, AC and FansTroubleshooting
    by Superc63 5/4/21 5:53am
     Views: 590, Replies: 4
Last Activity by: Black Shark 
    5/13/21 9:30am Go directly to most recent post

VIDEO: 1990-1993 Blend Door Actuator and Heater Core Removal
    by Superc63 4/2/21 2:17pm
     Views: 1677, Replies: 3
Last Activity by: Superc63 
    5/4/21 6:14am Go directly to most recent post

1990 C4 Z51 6sp - 3 Row Radiator
    by grantar2 4/7/21 4:21pm
     Views: 639, Replies: 3
Last Activity by: DanC4-90 
    4/21/21 11:50am Go directly to most recent post

86 pacecar A/C not working.
    by skeech86 7/8/20 8:24am
     Views: 859, Replies: 4
Last Activity by: skeech86 
    7/12/20 9:01am Go directly to most recent post

Climate Controle Module Issue
    by TomLathen 5/19/20 8:25pm
     Views: 1163, Replies: 2
Last Activity by: Corveddie 
    6/2/20 1:16pm Go directly to most recent post

help with fan speed electronic controller
    by Aussie Tony 10/23/19 1:40am
     Views: 782, Replies: 1
Last Activity by: Dave91TM 
    10/29/19 5:24pm Go directly to most recent post

Temp Gauge not Working.
    by Tsmooth68 8/27/19 9:49pm
     Views: 1507, Replies: 4
Last Activity by: Tsmooth68 
    8/28/19 7:22pm Go directly to most recent post

Cooling System
    by Macho 007 1/5/19 6:45pm
     Views: 1479, Replies: 2
Last Activity by: ratfink18 
    6/14/19 1:27pm Go directly to most recent post

Manual Switch for Secondary Fan
    by aldocar 4/9/19 8:58am
     Views: 895, Replies: 0
Last Activity by: aldocar
    4/9/19 8:58am 

climate control
    by epohdivad 7/25/13 4:29pm
     Views: 9168, Replies: 8
Last Activity by: Hot Rod Roy 
    3/6/19 10:36pm Go directly to most recent post

heater core
    by legsdiamond 1/9/19 11:09am
     Views: 2679, Replies: 7
Last Activity by: Black Shark 
    2/24/19 12:47pm Go directly to most recent post

Old-New to me vette-cooling fan (can't figure out)
    by BigDogYoop 8/8/18 3:49pm
     Views: 2313, Replies: 1
Last Activity by: Hot Rod Roy 
    8/11/18 12:32am Go directly to most recent post

my 1990 runs above 230 degrees
    by BillyDee 8/20/12 11:35pm
     Views: 23271, Replies: 34
Last Activity by: Willy 
    8/7/18 1:52pm Go directly to most recent post

1990 AC problems from Ottawa Canada
    by Willy 7/17/18 10:03am
     Views: 1587, Replies: 1
Last Activity by: Willy 
    8/7/18 1:50pm Go directly to most recent post

Blower motor only works on high, also no A/c
    by bluenoser13 7/25/18 11:39am
     Views: 1488, Replies: 1
Last Activity by: Black Shark 
    7/26/18 7:02am Go directly to most recent post

96 hvac
    by paulaann 7/15/18 2:04am
     Views: 1039, Replies: 0
Last Activity by: paulaann
    7/15/18 2:04am 

Primary Fan Runs all the time
    by aldocar 5/27/18 1:19pm
     Views: 2044, Replies: 6
Last Activity by: aldocar 
    6/13/18 9:10am Go directly to most recent post

auto control on 96 c4
    by paulaann 5/18/18 2:17pm
     Views: 1838, Replies: 2
Last Activity by: ratfink18 
    6/8/18 9:08am Go directly to most recent post

86' vette a/c not blowing cold or hot just vent air
    by CaliC4 5/31/18 1:47pm
     Views: 1843, Replies: 2
Last Activity by: ratfink18 
    6/8/18 8:58am Go directly to most recent post

Royal Purple Ice Cooling Additive
    by aldocar 3/30/18 8:49am
     Views: 1834, Replies: 3
Last Activity by: aldocar 
    4/9/18 7:05pm Go directly to most recent post

Thermostat
    by Tony B 11/8/17 8:00am
     Views: 2080, Replies: 1
Last Activity by: Adams' Apple 
    11/12/17 10:04am Go directly to most recent post

everything blows out the defroster
    by Tony B 10/31/17 3:06pm
     Views: 2215, Replies: 5
Last Activity by: Phat98 
    11/2/17 12:29am Go directly to most recent post

Is changing the heater core on a C4 really that bad?
    by LT1*C4 10/12/10 8:41am
     Views: 36098, Replies: 17
Last Activity by: Merlin49 
    9/27/17 12:09am Go directly to most recent post