Probably because you need to check the engine.
It will, if it causes the fuel mixture to be out of range.
With a scan tool, or try turning key on, off, on, off, on and counting the blinks of the check engine light. blink, blink, blink, pause, blink would be 31.
Possibly burning oil. Check compression.
You add fluid at the same place you check it.
A flashing check engine light is usually an indication of a misfire.
On some if you turn key on, off, on, off, on. The check engine light may start to flash the code. blink, blink, bink, pause blink would be 31.
The most obvious thing to check when a 1991 Oldsmobile Cutlass Supreme won't start is to make sure that the vehicle has gas. You should also check the battery. If the car clicks when you try to start it, it is likely the alternator.
Pull out the transmission dipstick (red handle) just as you would for checking the motor oil, but with the engine running and the transmission in neutral or park.
Have vehicle scanned to see if any codes are stored to determine the problem
code 26/quad driver module fault. I have a vibration when I acceleration at times. What is the cause? I have a 1990 oldsmobile cutlass cierra, 3.3 liter V6 engine. The engine light comes on and off. what is the possible cause?
A flashing engine light is usually a misfire.
dead battery, blown fusable link, severely cracked or corroded cables. especially check battery ground to chassis and engine.