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Hi, I have some questions related to the tilt steering work for 87GN: 1. How to remove the tilt stalk/arm? I tried to turn the stalk counter clockwise to take it apart, but no avail. Maybe I didn´t use the force enough, because of the possible break of the stalk. Anyway there is the threads...

Hi, I have an new AC Delco IAC valve for replacing the old one in GN ´87. I would ask, what is the correct length for the pintle measured from the IAC gasket surface to the pintle tip before installing the new IAC without destroying the new IAC ? Or measured from the IAC thread end surface...

Hi, what is the right procedure to replace the dimmer switch in 87´GN. Actually, I mean how to lower the steering to achieve the nuts etc. of the switch? Thanks in forward.

Hi, there is some weird problem in our GN. The car ran fine all the day and left it in the garage for the night time. Next day I started it an it started immediatelly to run bad, sputtered or so, like only three cylinders were in action and it ran rich. After a couple of minutes it started to...

Maybe it is time for radiator purchases for GN87. How about Griffin aluminium radiator(some "universal" model), which I would get with reasonably price? How about the quality of material and work compared with F- body radiator, which is one of my alternatives too? Is the 1,5" inlet(upper...

Which brand/part# of EGR valve(s) are well functioning in GN 87? I have heard, that some brand "GN" EGR valves are not really good for GN´s. Thanks in advance!

Hi, could you please tell, what is a right socket size/type to remove the oil pressure switch from GN 87 engine? Long 6-point or 12 point socket or does this job demand a special socket? I tried to loosen it with big adjustable wrench, but I felt that it started to slip over the corners...

Hi, here some questions about AC Delco ignition system: I purchased type II ignition module(part# 10456478) and three coils for my GN 87. It should be AC Delco(boxes says AC Delco but the the things hasn´t any AC Delco logo?, OK?). Question: I noticed the piece of plastic tape, which is...