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I'm not the most technically gifted but I had a similar problem with my 89 recently. It would turn over but not fire. I took it to my cousin (he can fix anything) and found that there was spark going into the coil but none coming out. We checked the module and the coil and they were fine. It...

St Catharines, ON. About an hour from Toronto and 10 minutes from Niagara Falls.

I have an 89 with a power sunroof that I just recently did some work on. My first advice would be to sit inside and have some one dump some water over the sunroof, SLOWLY, to try and figure out exactly where it is leaking. Mine was at the seal right around the edge of the glass. I'm still...

Check exactly where it is leaking from. The 89 that I just bought has a power sunroof that the previous owner sealed shut because it was leaking. But, when I checked it, it was leaking right around the glass itself. For now I've pulled off the sealant that the previous owner applied and used...

I've got an 89 with a 4.0 that has failed 2 emmission tests so far and I'm starting to suspect the O2 sensor. Is there any way to test it to see if it needs to be replaced?

emissions I'm new to the board but I have a 89 with a 4.0 that has just failed for the 2nd time as well. It passed the readings at idle but when tested at higher rpm's it was over for HC, CO and NOx. There are a lot of suggestions about vaccum leaks in this thread and was wondering if anyone...