1998 Buick Riviera Questions

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I have a '98 Riviera with only 75000 miles and is a great car! But when the spring is coming and outside is hot I'm getting angry (because of my car VATS system). The Security light stays ON, I have to wait 3 min to ...
I ALREADY REPLACED MY ALTERNATOR(USED) AND THE BATTERY IS NEW SINCE MARH 2014. NOT UNDERSTANDING. WHEN IT DOES CUT OFF THE CAR IS IDLING OR AT A LOW SPEED, NO CHECK ENGINE LIGHT JUST BATTERY AND OIL LIGHT COME ON. PLE...
Apparently it's not the high pressure side so it has a leak. Well we went to put the uv leak finder in but the low pressure side is reading 120...but i was told until i put freon in it will be high...cani put the freo...
The loud constant humming noise stops after about 1 minute and will sometimes start up again while just sitting there. Could this be the fuel pump?? It's supercharged and the noise seems to be coming from above the dr...
It will start one minute and the next it will
It is hanging on by the electrical wires. The only clip I see is riveted on the the inside of the trunk wall through the bottom. I cannot find any installation instructions anywhere. Please help!
The car stopped while I was driving and will not turn over when I attempt to start it. It just cranks but will not turn over the engine as if it is out of gas but it is full.
The door locks on my 98 Riviera unlock on their own when you are riding down the road and even after you have shut it down. hope someone can give a clue.
The 98 Buick riviera is blowing out hot air. Someone said it might need freon.
How much does it cost to repair or replace a wastegate? Will this damage he car by driving before getting this fixed? Thank you in advance.
Was in one of Houston's well known floods last night, car didn't get wet, but was three hours in standing water up to the rocker panels. While waiting, with the car turned off and the key out of the ignition, the dri...
In the winter time, it is difficult to get the push button on the shifter to go down, to put the car into drive, reverse, etc. Sometimes it can take a half hour or so of pushing the button before it will finally go in...
Unable to get better then 16-17 mi per gal, city or high way, even with proper tune up. Is this common?
The control head is inop but has power to the head unit. Have replaced two times neither units worked. Between replacing unit every now and then it will have control through to buttons on steering wheel but still none...
I have like a rubbing grinding sound coming from the front when i turn right.Any ideas?