car idle surges and stalls

105

Asked by May 28, 2010 at 10:10 PM about the 1993 Chevrolet Cavalier

Question type: Maintenance & Repair

I have a 93 Z24.  the idle goes from about 800 up to 1200 after the engine warms up.  then when driving, stalls when i come to a stop.  need help fast.  i was thinking IAC or TPS.  any other ideas???

3 Answers

sounds like your IAC-Idle Control Valve or TPS-throttle position scencor is bad,or it could have a vac leak.

9,765

It is your IAC... The up and down idle is the primary symptom of a bad IAC..... A Bad TPS would not let the car idle at all.

105

thanks mike. appreciate the help.

Your Answer

Add photo

Related Questions

Cavalier

Looking for a Used Cavalier in your area?

CarGurus has 1,334 nationwide Cavalier listings and the tools to find you a great deal.

ZIP:

Search Chevrolet Cavalier Questions

Chevrolet Cavalier Experts

#1 John Saffrahn
John Saffrahn
Reputation 2,780
#2 dandyoun
dandyoun
Reputation 1,260
#3 mbar1
mbar1
Reputation 1,130
View All

Related Models For Sale

Used Chevrolet Impala
796 Great Deals out of 34,384 listings starting at $799
Used Chevrolet Camaro
279 Great Deals out of 38,301 listings starting at $1,250
Used Honda Civic
668 Great Deals out of 77,419 listings starting at $1,000
Used Toyota Corolla
868 Great Deals out of 74,427 listings starting at $1,500
Used Ford Mustang
363 Great Deals out of 44,490 listings starting at $1,000
Used Honda Accord
814 Great Deals out of 81,613 listings starting at $899
Used Toyota Camry
1,094 Great Deals out of 96,265 listings starting at $1,250
Used Pontiac Grand Am
1,649 listings starting at $1,995