Manifold Absolute Pressure/Barometric Pressure Sensor
Oil level sensor is on side of oil pan.
under the water pump.
After consulting several sources, someone finally called a local Buick dealer who informed me that a 1990 LeSabre does NOT have a map sensor, it was the Mass Air Flow sensor that needs replacing.
R H REAR OF THE ENGINE
where is the ecm on a 2000 buick lesabre
the crankshaft sensor is located behind the harmonic balancer on the ft timing cover
Location of fuel pump relay 1996 Buick Lesabre
In the liquid (low pressure) line at the condenser connection.
The code P0452 on a Buick LeSabre is a fuel tank pressure sensor circuit low voltage warning. This sensor is on the top of the fuel tank.
fuel filter location in 1990 buck lesabre
where is coolant sensor on a 97 buick lasbre