Ever since I’ve owned my 97 GP GT the fuel gauge has been weird. Before I replaced the fuel pump the gauge would sometimes shoot up to full after starting, a quick restart would always fix it. It’s never done that with the new one but it feels like it’s off, not only is it impossible for me to...

I have a 2007 Buick Lucerne with a GM 3800 V6 3.8L series 3 engine. Recently I heard a knocking noise in the head and after partial tear down, I discovered one of the roller lifter was damaged. Engine is out and I'm doing a rebuild. I tried Hanes manual but they don't have a manual for my car...

For those members here that need to make repairs to their V-6 engines. Mainly the 3800 series. here is a website that will give you the information. https://link.gale.com/apps/CHLL?userGroupName=nclivemdcp&authScheme= If you find that you have to login. Use my password. nclive001...

After many months reading all these threads on owners that have a automobile that has the 3.8 L 3800 series engines, decided to join in here. I own a 2006 Buick lacrosse CXL that I bought new in 2006. It has been a very good car to own. No problems on anything mechanical. The last set...

I just spent about 24 hours installing tog headers on my 04 Mc ss I am not an experienced mechanic. But I figured it out. They are on. And they sound amazing.... but... now the car runs terrible. And keeps dying, at first it was idling at about 2k rpm. Then I remembered I forgot to put the o2...