× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1991 Chevrolet S10 2.5L Hesitation, Cuts out
Posted to GM Driveability on 12/17/2008 12 Replies

problem is caused when EGR valve opens just off idle. The egr solinoid valve is turned on by ecm all the time except at wide open throttle so when ever throttle is raised above idle vacuum is supplied to egr which opens and causes engine cut out and miss. Does...

12 Replies Received (View Replies)

  Related Documents & Media  1991 Chevrolet S10

 
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet S10

VIN 1GCCS14A7M
Engine2.5 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
SymptomsHesitation, Cuts Out
OccursOn Accel
Misc.2WD
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet S10

VIN 1GCCS14A7M
Engine2.5 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
SymptomsHesitation, Cuts Out
OccursOn Accel
Misc.2WD