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Cadillac DeVille Questions

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The engine light stays on. I replaced the mass air flow twice to no avail. I don't want to keep throwing money into an older model.
Just had new Brakes and rotors put on front of car week ago they were pulsating upon slowing down. Took to another mechanic and the tech said no issues I looked at him in dibeleif had same issue with rear brakes put new pads and rotors and they were okay so what do I do
I'm planning a engine swap and I was needing to gather all the right parts for the job.
It keeps going off and on also says to check the charging system... happened yesterday and then after the mechanic could not find a problem it was fine.. but again today it did it.. it is a 2000... not problems starting it seems fine at first
How long have you had this problem? 2 days

What seems to make the problem better or worse? not applicable
How long have you had this problem? Not sure
The fluid level is correct and doesn't smell burnt or have metal shavings in it that I can tell
What seems to make the problem better or worse? Doesn't matter warm or cold
How long have you had this problem? 1 day
Temperture gage goes from cold to extremely hot then air shuts off beca;use of the warning signal and radiatior still full of water. engine coolant warning says coolant is low after verifying level is full. I believe it sounds like a false warning giving computer false signals or I think it might be thurmostat. I really don't know, I'm not a mechanic and need help because I can't afford
a mechanic. Cadallic service is very expensive and I don't have it. Please Help.
What seems to make the problem better or worse? Better just shut engine off and let set a while and bring water level to normal
How long have you had this problem? A month
Why does the light on the dash only come on at dark or when it's dark enough that my headlights auto turn on?
What seems to make the problem better or worse? great in daylight, Bad in dark cloudy sky or night.
How long have you had this problem? A month (ish)
checked fuses and even replaced relay , I think I got the right one . anything I should
check , or did Ireplace the wrong relay ? also my speedo cluster is out , but it's been
out for 2 years and I just use my gps for speedo . the locks and stuff just took a dump
recently .
What seems to make the problem better or worse? nothing
How long have you had this problem? couple of days

What seems to make the problem better or worse? N/A
How long have you had this problem? 2 Months
A/C blower is not blowing at all on heat or ac


The climate control and fuel data center went out. I've searched for a cause, but came up with nothing. What could be the cause for this issue?
codes detected. Informed that mass air flow is blocked. Lines checked and said to be clear but air cabin filter and engine filter were old and extremely dirty. They were both replaced. Code was reset but light came back on. Leaks now noted from engine plate between block and oil pan....would this cause check engine light to remain on
What seems to make the problem better or worse? not sure
How long have you had this problem? several weeks
So i replaced the reservoir and the light keeps coming on antifreeze level is still full dont no what to do?
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