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Search: Posts Made By: revets00
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Forum: C4 General Discussion
01-26-2020, 10:04 PM
Replies: 39
Views: 8,727
Posted By revets00

Heat while driving 89 Corvette

[QUOTE=HAD2HAV2;1595130873]Daniel, I am betting it's the AC programmer located just above the gas peddle. Look up batee.com. I sent my 88 blend



You can spend all you want on repairing...
Forum: C4 Tech/Performance
06-15-2018, 06:25 PM
Replies: 3
Views: 563
Posted By revets00

Code 36

It is driving me wild. Done all I know to do except replace The MAF. I have and old one here I put on and car will not even start. Just curious is a MAF could be almost bad and still run?
Forum: C4 Tech/Performance
06-15-2018, 05:26 PM
Replies: 3
Views: 563
Posted By revets00

Can a MAF be bad and car still run fair?

The age old saga of the C4 code 36 and the Mass Air Flow problems. Replaced ECM, burn off relays, throttle position sensor and still getting code 36. I can clear it and drive it a whole day...
Forum: C4 Tech/Performance
05-28-2018, 09:58 PM
Replies: 2
Views: 745
Posted By revets00

Relays

Just found this on Zip Corvette site. It list what all they will work on with same number.

https://www.zip-corvette.com/87-94-wiring-harness-electrical-relay.html
Forum: C4 Tech/Performance
05-28-2018, 04:22 PM
Replies: 2
Views: 745
Posted By revets00

Relays 89 C4

Since I have a box of relays I have changed out for MAF got to noticing all the different part numbers. Think the factory one or one in it when I bought it wasTRW 14103304. Have a Sorensen MR 44, DWD...
Forum: C4 Tech/Performance
05-27-2018, 09:56 PM
Replies: 7
Views: 2,673
Posted By revets00

Tps

I really appreciate the help. Like I said I replaced ECM, TPS. Still only get .28 volts on it after unplugging IAC and setting rpm at 450. I also took an old Tps sensor and reinstalled it on my car....
Forum: C4 Tech/Performance
05-17-2018, 10:33 PM
Replies: 7
Views: 2,673
Posted By revets00

I'm stumped!

Still only .28 volts on TPS voltage check setting it high as it will go. The TPS sensor is new. Gives same voltage as old one. Also just changed the ECM. No change. Checking the voltage to the TPS...
Forum: C4 Tech/Performance
05-09-2018, 11:29 PM
Replies: 7
Views: 2,673
Posted By revets00

TPS voltage

Thanks! I'll do that check to see if I have correct voltage going to TPS
Forum: C4 Tech/Performance
04-26-2018, 01:30 PM
Replies: 7
Views: 2,673
Posted By revets00

TPS cannot get high enough voltage

A week or so ago I decided I would gunk and wash engine. Drove it a little and started acting up and shut off in my driveway. Probably got water in TPS. Checked the voltage on TPS following...
Forum: C4 General Discussion
11-17-2015, 07:04 PM
Replies: 3
Views: 872
Posted By revets00

How to stop heater from heating when off 89 Vette

I've ask about this before and it gets so deep in technical and electronic answers I have let it go for years. My 89 Corvette heat will not shut off. I've dealt with it by putting a water cutoff...
Forum: C4 Tech/Performance
01-16-2015, 08:54 PM
Replies: 2
Views: 1,895
Posted By revets00

89 C4 passenger side valve cover gasket replacement

Tried to find a thread already started on this but never did. I spent the whole evening trying to put on a new passenger side valve cover gasket.
I knew there was no room so I started taking...
Forum: C4 General Discussion
05-05-2014, 12:38 AM
Replies: 1
Views: 427
Posted By revets00

89 C4 rear Y pipe. 2.250 Stainless?

Does anyone sell a stainless steel rear 2.250" Y pipe with cross over tube?
Borla has a 2.5" stainless. I have some fairly new 2.250 mufflers. Hate to have to replace the mufflers just for that. Do...
Forum: C4 General Discussion
05-05-2014, 12:29 AM
Replies: 8
Views: 553
Posted By revets00

I looked under there a while back and the doors...

I looked under there a while back and the doors seemed to be opening and closing. Just seems there is just too much heat coming in with the a/c off. Seems if the heat is off there should be no heat....
Forum: C4 General Discussion
05-04-2014, 12:50 PM
Replies: 8
Views: 553
Posted By revets00

Heater Valve? How to stop the heat.

Tried to find some answers on here without starting a new thread but no luck. How to you stop the heat from coming in on an 89 C4? I know they have some kind of electronic control valve that I don't...
Forum: C4 General Discussion
04-15-2014, 03:50 PM
Replies: 4
Views: 766
Posted By revets00

Exhaust rusting out

Do any of you guys have trouble with exhaust rusting out prematurely?
My car sits a lot in the garage. It seems I cain't keep mufflers and y pipes on it. I'm on my third set of mufflers since I had...
Forum: C4 General Discussion
02-01-2014, 03:56 PM
Replies: 4
Views: 1,179
Posted By revets00

Rack and pinion

It only leaking on the inside area of the boot on the drivers side. The left side is dry. It doesn't have any problem what so ever except for the leaking. This car sits up a lot but does about...
Forum: C4 General Discussion
02-01-2014, 01:49 PM
Replies: 4
Views: 1,179
Posted By revets00

C4 Rack and Pinion (89 Convertible)

Soon I need to have my rack and pinion rebuilt or replaced. Can someone set me straight on the rack ratios for a C4? I have heard some say it depends on whether it come with 16 or 17 inch wheels. I...
Forum: C4 Tech/Performance
05-18-2013, 02:09 PM
Replies: 1
Views: 443
Posted By revets00

1989 C4 C68 Climate Control temp down

Has anyone had problems with the temp down button on the unit not going below 75? Mine will temp up to 90 but will not go down. You have to unhook the battery to get it to reset at 75.
Could this be...
Forum: C4 General Discussion
05-13-2013, 12:17 PM
Replies: 2
Views: 758
Posted By revets00

Error Codes 89 Corvette

I read of others having this problem on here last night. Even before I was having problems with the blend door, actuator or whatever not cutting the heat completely off. I have a cutoff valve on my...
Forum: C4 General Discussion
05-12-2013, 11:01 PM
Replies: 2
Views: 758
Posted By revets00

89 C4 Climate Control-- New Question!

Just took my climate controller from the dash today. I had the problems like all the others here with the lights fading in and out. I have done this before and it lasted a while. Today I took a...
Forum: C4 General Discussion
05-01-2013, 08:46 PM
Replies: 6
Views: 1,042
Posted By revets00

89 C4 Climate control

I searched and try to find some discussions on 89 Climate Control. Seems the older C4's were manual. I'm having a problem with the heat not shutting off when you turn on the ac. Years ago I installed...
Forum: C4 General Discussion
03-19-2011, 01:24 AM
Replies: 3
Views: 1,618
Posted By revets00

Thanks! Had the cross beam off before to do...

Thanks! Had the cross beam off before to do something else. I may do it myself. Those cars are so hard to get under with no lift. It's leaking from the back of the transmission. Hope it is the seal.
Forum: C4 General Discussion
03-17-2011, 10:56 PM
Replies: 3
Views: 1,618
Posted By revets00

89 -C4 auto tran leaking rear seal

Anyone ever replaced the rear seal on an 89 automatic transmission? Can I do it myself or should I go to a transmission place?
Thought for a long time I had a bad rear intake manifold seal. Smoke...
Forum: C4 Tech/Performance
02-12-2011, 08:04 PM
Replies: 11
Views: 6,314
Posted By revets00

Thanks for the info. Your right. Not a lot of...

Thanks for the info. Your right. Not a lot of room back there to see. I may have to pull the distributor to see down in there. Wish I had a diagram of all those parts.
Forum: C4 Tech/Performance
02-12-2011, 07:12 PM
Replies: 11
Views: 6,314
Posted By revets00

89 C4 Oil leak in back of intake somewhere

Have an oil leak on the right side back intake area. First I thought it was the intake gasket but now I'm thing it may be another area close by. It leaks a lot when you drive it hard.
Is there a...
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