Search the Community
Showing results for tags 'service engine soon'.
Hello! I have a 1990 Cadillac Deville, 4.5L V8 PFI, 75,068 Miles. Today I was driving and all of a sudden the SERVICE ENGINE SOON light came on and both the Fuel In Tank and Electronic Climate Control read outs started showing a “d”. (See pictures in links below). https://i.imgur.com/urkMrQF.jpg https://i.imgur.com/jnIw9xU.jpg https://i.imgur.com/VXwOqxk.jpg Gallery On top of this the Air conditioning fan started blowing air from the dash, not hot or cold, just ambient temperature air and I can’t change the Climate Control or see the fuel level anymore.
Ten degrees F this AM in New York. Car is parked outdoors. 1997 Eldorado T purchased new, properly serviced in good condition, 133,000 miles. Got in this AM and had a hard start. Maybe not hard, just an unusually long crank before firing. Battery is three years old, alternator charging at around 14.4 while running. Once it kicked over, ran fine and smooth but the "Service Engine Soon" light came on and stayed on (amber light). After driving for a bit I ran for codes and got the following: PCM P0325H PCM B0533H PCM B1971H PCM B1983H MMM B2144H I looked them up and the first one has