gmac05062023a
1993 buick 3.8 firing order
The firing order for a 1993 Buick Regal is 1, 2, 3, 4, 5, 6. The number one cylinder is at the back left.
Which solenoid? BOB
Solenoid
Remove the grill
Oxygen SensorOxygen Sensor Location
Not without serious modification, but anything is possible if you have enough money for a conversion.
Bottom of engine, inside the oil pan.
Remove the fuel tank to gain access to it.
I have used regular "87" octane gas in my 1993 Buick Roadmaster for 7 years and it runs like a top. I don't know the gas mileage as my odometer doesn't work, but it seems to be OK.
1-6-5-4-3-2 Distributor rotates clockwise.
flush the heater core in both directions with water