That's only half of it.
Hehe, lets applaud mediocrity...
GM bandaided that poor engine for 20 years beyond what its lifecycle should have been simply because they could not come up with anything better. And they even sold that engine to AMC then bought it back! LOL!
1960's technology!!! Yeah, I guess if it works, it works. Not my cup of tea. Seen plenty of 'em with problems, too. No longer in production. I guess even GM finally had to come to grips with the fact that not everyone wanted the same thing their father had.