they require premium. They have no knock sensor to retard the timing, so it would be wise to run the good stuff..... you may be able to get away with mid-grade if you don't hear any pinging, but for the slight differnce between the 2, just go with the better.
The tranny is the 4T60E electronically controlled..... I know my '93 DeVille came with a tranny cooler stock, that is a very good thing.... I would say they are pretty good... they are 4 speed.
I agree, but I think the tranny on my 70 Plymouth in high school was the toughest! It clunked, and rattled, the windows leaked, and you could never get the mud out from the doors! That car would not DIE!!!
Hey all I’ve been having a rough idle on my 1995 Cadillac ETC.
I’ve been reading how easy it is to remove IAC, well uh I need some help.
My next phase of making progress on this is to replace my map sensor and idle air control valve.
My issue resides in removing the IAC. The front of the two...
This morning the (one-year old) battery suddenly was drained.
Car was driven three days ago and then everything normal and has been sitting locked in the garage since then.
Due to the covid-19 it has been driven a lot less than normal lately, but has been used for at least 2x20 min once a week...