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

Fast idle, possible problems?

Thread Tools
 
Search this Thread
 
Old Nov 16, 2003 | 06:58 PM
  #1  
94 M-6's Avatar
94 M-6
Thread Starter
Instructor
 
Joined: May 2002
Posts: 155
Likes: 0
From: Saskatoon Saskatchewan
Default Fast idle, possible problems?

just hte other day, my car started idling at 2k rpm. It sometimes falls to 1500, but it was idling at 800-900 before that all the time. any possible suggestons to why its ilding so high?

Reply
Old Nov 17, 2003 | 11:20 AM
  #2  
YLO Z06's Avatar
YLO Z06
Melting Slicks
25 Year Member
Conversation Starter
All Eyes On Me
Shutterbug
 
Joined: Oct 1999
Posts: 2,501
Likes: 177
From: Houston, Texas FEAR THE BONES
2023 C5 of the Year Finalist - Modified
Default Re: Fast idle, possible problems? (94 M-6)

Try resetting your idle speed via the Idle Air Control (IAC) servo. See the Tech Tip below:

https://www.corvetteforum.com/techti...D=94&TopicID=2
Reply
Old Nov 17, 2003 | 05:42 PM
  #3  
sundbergjc's Avatar
sundbergjc
Instructor
 
Joined: Jan 2003
Posts: 196
Likes: 0
From: harvest al
Default Re: Fast idle, possible problems? (94vette)

How accurate is the on board tach down in that range? My 95 LT1 6M idles at 900-1000 as indicated on board.

Thanks
Reply
Old Nov 23, 2003 | 04:36 PM
  #4  
94 M-6's Avatar
94 M-6
Thread Starter
Instructor
 
Joined: May 2002
Posts: 155
Likes: 0
From: Saskatoon Saskatchewan
Default Re: Fast idle, possible problems? (94vette)

I think the tach is reasonably close down there...

Thanks for the tech article, but where exactly is the IAC valve, as in, do you have a picture with an arrow...

I know nothing about chevy sersors, or where to locate them. This is the 1st chevy that I have ever owned. Im a serious newb. heh Thanks for hte info, it is really appricatged
Reply

Get notified of new replies

To Fast idle, possible problems?





All times are GMT -4. The time now is 12:49 PM.

story-0
10 Ugly Corvettes That We Still Kinda Love

Slideshow: 10 ugly Corvettes that we still kinda love.

By Joe Kucinski | 2026-06-03 10:34:17


VIEW MORE
story-1
Top 10 Most Expensive Corvettes Ever Sold on Bring A Trailer

A lot of money has changed hands at the online auction house over the years.

By Brett Foote | 2026-06-03 10:21:50


VIEW MORE
story-2
10 Things Every Corvette Owner Needs (2026 Edition)

Slideshow: 10 great gifts Corvette enthusiasts actually want for Father's Day!

By Michael S. Palmer | 2026-06-03 15:43:40


VIEW MORE
story-3
8 Most "Only Corvette Owners Understand" Quirks and Problems

Slideshow: These are the quirks, annoyances, and oddly lovable problems that every Corvette owner eventually learns to live with.

By Pouria Savadkouei | 2026-05-28 09:31:39


VIEW MORE
story-4
10 Reasons the C6 Z06 is Still A Performance Benchmark After 20 Years

Slideshow: 10 reasons why the C6 Z06 is still a performance benchmark after 20 years.

By Joe Kucinski | 2026-05-27 17:20:09


VIEW MORE
story-5
How Much Horsepower Every Corvette Engine "LOST" in 1972

Slideshow: How much horsepower every Corvette engine lost in 1972.

By Joe Kucinski | 2026-05-27 16:54:53


VIEW MORE
story-6
Top 10 DOs and DON'Ts for Protecting Your Convertible Top!

Slideshow: How to Protect A Convertible Top: 10 DOs & DON'Ts

By Michael S. Palmer | 2026-04-03 00:00:00


VIEW MORE
story-7
Top 10 Most Explosive Corvettes Ever Made: Power-to-Weight Ratio Ranked!

Slideshow: The 10 most explosive Corvettes ever built based on power-to-weight ratio.

By Joe Kucinski | 2026-05-20 07:23:03


VIEW MORE
story-8
150 hp to 1,250 hp: Every Corvette Generation Compared by the Specs That Matter

Slideshow: From C1 to C8 we compare every Corvette generation by the numbers.

By Joe Kucinski | 2026-05-12 16:54:12


VIEW MORE
story-9
8 Coolest Corvette Pace Cars (and Replicas) of All Time

Slideshow: Some Corvette pace cars became collectible legends, while others perfectly captured the look and attitude of their era.

By Verdad Gallardo | 2026-05-11 09:50:51


VIEW MORE