× 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
1999 Ford F-250 Super Duty Lariat 5.4L Surge, Misfire
Posted to Ford Driveability on 6/9/2004 10 Replies

This one has me stumped. It will act like a cylinder is miss firing at around 1500 to 1800 RPM. (cruising at around 55 mph) I did a visual once over for bad vacuum lines and found one of the lines that comes off the EGR pipe that runs to the egr differential p...

10 Replies Received (View Replies)

  Related Documents & Media  1999 Ford F-250 Super Duty Lariat

 
Message Closed w/FIX

car Vehicle Data

1999 Ford F-250 Super Duty Lariat

VIN 1FTNX21L1X
Engine5.4 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsSurge, Misfire
OccursCruise
Misc.4X4
Message Closed w/FIX

car Vehicle Data

1999 Ford F-250 Super Duty Lariat

VIN 1FTNX21L1X
Engine5.4 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsSurge, Misfire
OccursCruise
Misc.4X4