C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Lets make a list! Common C4 problems that can be easily fixed if you know how

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Old 03-08-2003, 03:21 PM
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Mervz
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Default Lets make a list! Common C4 problems that can be easily fixed if you know how

I've always though, there is quite a few common "problems" with C4's that people have, but that can be quite easy to fix!

I'm curious, whats some of the common ones that people have had, that if they could, tell other people about, becuase it was so easy, and you did it yourself.

Somethings i can think of.

E-Brake fix fresh in my mind
Sports seat fix
Old 03-08-2003, 03:23 PM
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scorp508
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Lack of power. :D
Old 03-08-2003, 03:26 PM
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Mr. Magoo
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Default Re: (scorp508)

Lack of power. :D
Oh Oh (Raises hand) I know how to fix that!!!

100hp shot Nitrous Express kit! :D
Old 03-08-2003, 03:32 PM
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Mervz
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Default Re: (scorp508)

Lack of power. :D
Wait for my "quick performance fixes" thread :smash: :D
Old 03-08-2003, 03:34 PM
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Ramanstud
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leaky targa tops, weatherstripping??

Broken antennas, crapped out bose, hmmm....
Old 03-08-2003, 04:12 PM
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J Z06
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Default L98 trouble.

Intake gasket leaks.

Inoperable horns

Faulty 700R4 trannies (boy do I know that topic well)

Wacky fuel gauge readings

**** brakes

so-so a/c

I think I'll stop now! :reddevil
Old 03-08-2003, 04:32 PM
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65Z01
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (Mervz)

Lots of problems are "easy" to fix if you have the proper tools and knowledge, for example:
-fuel pump
-rotors & pads
-wiper alignment
-sensors
-water pump
-horns & lights
-EGR system
-vacuum leaks
-coolant & oil leaks

Oh and, yes Brian, lack of power.
Old 03-08-2003, 04:41 PM
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brdd
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (65Z01)

Of the many I did my first corvette year, the one I remember as being easy (and successful!) was the headlight bushing fix. Easy and cheap and it worked!

Probably the easiest fix on the c4 is changing the weatherstrip on the tops of the wheel wells. I challenge anyone to find a true "easier fix". :D
Old 03-08-2003, 04:52 PM
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Lone Ranger
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (Mervz)

Somethings i can think of.

E-Brake fix fresh in my mind
Sports seat fix
What are those two? What are the symptoms?

Here's what I can think of:

- console lid vinyl coming loose on the hinge side making it bind when try to open (what's a good flexible and durable adhesive to fix it with?)

- Dash cover wanting to peel up where it meets windshield (hard to get at!)

- Weather seals cracking/tearing (what's a good flexible and durable adhesive to repair them with?)

- Cheap GM leather on the seats likes to show wear easily (good leather repair kit here: http://www.leatherrepairkits.com )

- C4 radiators get dirty easily (C4's are like Hoovers on the road)

- Not-so-bright factory OEM headlights (Sylvania SliverStars are the best upgrade for the money)

- Rear fascia attracts road dust, brake dust, exhaust carbon dust like a magnet (Extended muffler tips help reduce exhaust carbon, dustless brake pads reduce brakd dust, but road dust-- can't do nothin' about it)

- Lower fender behind wheels takes it on the chin-- gets splashed with junk and accumulates brake dust too (could put those Vette mudflaps on but some think they detract from Vette's appearance)

- 700R4/4L60/4L60E ain't the most robust tranny ever made but not much we can do about that)

- High coolant temperatures (220+) in summer in traffic (fan programming or flip on the a/c to turn on radiator fans)

- Difficulty of finding plug wire looms to fit 8.5mm spark plug wires, at least ones that will go in the same location OEM looms are installed)

- The C4 Lean... suspension (driver side often sits 1/2" or less lower than passenger side (nothing reasonable we can do about it)


Old 03-08-2003, 05:31 PM
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ronsrkt
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (Lone Ranger)

Probably not for the tech forum but a few months ago someone posted a fix for floppy sun visors. The fix involved a coat hanger with ends coated in plastic coat, thats all I remember. Someone suggested the writer put it in the tech tips section. I have not found it in the forum search, anyone remember more of this?
Old 03-08-2003, 05:37 PM
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CarAteMyMoney
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (ronsrkt)

Mass Air trouble codes.. that drove me nuts for a while till i read a book
Old 03-08-2003, 05:42 PM
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Corvette0096
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (Mervz)

Mirror rattle :yesnod:
Old 03-08-2003, 05:44 PM
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CarAteMyMoney
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (corvette0096)

Don't you mean EVERYTHING rattles?
Old 03-08-2003, 05:51 PM
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ShawnZR-1
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (Mervz)

Ummm... hello! Lumbar pumps!!

They've got to be one of the first things that fail and are sooooo easy (and cheap) to fix!
:thumbs:
Old 03-08-2003, 06:59 PM
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Wadoka
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (ShawnZR-1)

Pulled-away passenger side grab handle.

Door outer glass weatherstrip and anti-rattle pads

Floppy door panels

Door pin switches

Sagging doors

Clogged gas drain boot

And I've discovered that the tilt column repair is actually pretty darn easy if you have another car to drive while you fix your column. That is, it's easy if you use scavenged parts rather than try to repair the original parts...

Old 03-08-2003, 07:53 PM
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Lone Ranger
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (CarAteMyMoney)

Don't you mean EVERYTHING rattles?
My vert used to have a driver front area rattle, but after I did my brakes the rattle is now gone. Musta been the calipers or something.

My 'vert is rattle free and tight top-down, but put the top up and the rubber seal lip for the roof that mashes onto the rear deck squeaks and carries on over bumps quite a bit. :yesnod:
Old 03-08-2003, 07:54 PM
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BIG JIM 54
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (Mervz)

It happened to me.

Be sure and pull the top radiator shroud off about once a year and clean the debris that collects between the A/C condensor and the radiator. Nobody told me, not any Corvette Service Manual I've ever read. This debis can over heat your engine and blow the head gaskets. I know!

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Old 03-08-2003, 10:01 PM
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GusBustamanteJr
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (BIG JIM 54)

All the items in the tech tips section perhaps?
Old 03-08-2003, 11:14 PM
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Alex D
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (BIG JIM 54)

You don't have to neccessarily do that.....the radiator and condenser cover has a large enough opening on the right hand side, where the a/c lines enter, to insert a vacuum cleaner extension tube with a nozzle to clean the area out just fine.....at least on my 96 that works like a charm...
It happened to me.

Be sure and pull the top radiator shroud off about once a year and clean the debris that collects between the A/C condensor and the radiator. Nobody told me, not any Corvette Service Manual I've ever read. This debis can over heat your engine and blow the head gaskets. I know!
Old 03-09-2003, 12:04 AM
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92LT1Roadster
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Default Re: Lets make a list! Common C4 problems that can be easily fixed if you know how (Alex D)

Problem: Wife driving car.
Fix: Add loud exhaust sound... they run like mice :yesnod:

Problem: C4's are known for over heating Overheating
Fix. Add program that will activate fan at cooler temps, Water Wetter


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