Vehicle surging at idle, block learn 133 area IAC @19 , air flow @6gm. If I disconect the fuel presure reg the block learn drops to the range of 119. With a mas air off a difrent car the BL dropes to 120 but it's still surging.

Looks fine on the scope, some ...

FIX posted 3/21/1999

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle