Cadillac Repair/Question

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Question
I have a 1995 Cadillac Seville. One night recently, I ran out of gas. Once the car had gas in it, it still did not immediately start. I attempted several times to crank, without success. Later the next day,when I attempted to crank it, the dash lights flickered....and now do not show at all. Could you diagnose this problem please?  Would running out of gas effect the entire electrical system?

Answer
Hello,

Chances are you burned up the fuel pump inside the tank. At the very least it lost its prime, sucking air which destroys the fuel pump. These cars are not designed to run out of gas.

In the old days there was a mechanical fuel pump. You run out of gas and it would restart. Most of the time when the tank runs empty on a fuel injection car, before the engine runs again, the fuel pump needs changed.

As for yoiur dash lights I have no clue unless you wore the battery down.

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Rob Painter

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Alarm system questions cannot be answered on this forum. These systems are not what I can answer. Without being physically at the vehicle and not knowing what kind of electrical service has been done on the vehicle, there is no possible way to give an accurate answer over the internet. My expertise is in Ignition/key based anti-theft systems. These issues include GM VATS (resistor chip in key blade) PASSLOCK (MRD)-ignition lock rotation based, no special ignition key and the PKIII Transponder (computer chip in key) systems. These systems are not alarm based and are integral with the starting of the engine. This is why I cannot diagnose alarm problems without physically looking at the vehicle: Alarm systems are a completely different annimal than ignition key/lock based anti-theft system. Many alarm questions come from vehicles 10 years old, and since older, many hands that had been involved over the years.I am an expert in all GM factory (ignition/key based)systems. Alarm system questions pose to many situations beyond my knowledge as to what has been done to the vehicle over the years. Some guy may have actually wired the stereo into the alarm system. Who knows? Over my past 30 years in vehicle wiring repair, I have seen unbelievable wiring disaters done by guys that consider themselves "mechanics." I have seen stereos and alarms intalled using surgical tape. I have seen modules burn up, un-fused circuits, wiring jambed between the doors and even lamp cord used for a starter kill. To answer alarm questions over the internet without examining the vehicle is like asking; What does it take to remove a dent?

Experience

Education/Credentials-ASE certified. 11 years with a GM dealer and 17 years with a repair facility dealing with only the repair of theft recovered vehicles.

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