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Still running original stock MAF. How do I know if it's bad? This old guy needs some help. I know carburetors and points. Not too smart on these cars but I'll try if I can get a little friendly patience and help.

Yes, I just installed a scanmaster but still need to learn how to use it. What should I be looking for to diagnose hesitation (almost stalling) problem when first accelerating? Runs great after it gets going. Did install a new IAC valve but it made no difference. How do I adjust IAC?

Thanks. Replaced TPS earlier. Wil try IAC valve. I'm not a mechanic. Anybody know a really good and honest turbo Buick mechanic in the Detroit area?

I have a problem with my 87 G/N hesitating when first accelerating from a dead stop. Any ideas on possible cause?

Great idea I've contributed

I'll give it a try.

I'll take a chance. Brian does good stuff.

Looking for a new Delco EGR valve for a 87 GN. GM #17111570 or Delco #214-5346. tcronogue@yahoo.com

I have the same problem as Randy. Rather than just regular bolts, we're looking for something like the original double ended studs with nuts which allow you to mount the the wiring harness, sensor, etc. Want something nice looking. Any help is greatly appreciated. Tom 87 GN

Got a lot of interesting input but still looking for a hard answer on wether or not it's OK to use a passenger valve cover without the breather on a 87GN. Please help me if you can. Tom

Help me out guys. Thanks, Tom

Hoping for some more input. These valve covers I'm looking at really look great but i don't want to create a problem. If you have any knowledge, please help me out. Thanks, Tom

Thanks very much for the input.

I have a '87 GN. Like many of you, I replaced the hose from the passenger side valve cover to the turbo bell with a K&N filter. I'm now looking at buying some replacement valve covers. They look exactly like my stock covers but do not have the opening in the front of the passenger side cover for...