Error Code, 1989 Pontiac Grand Prix
kennethpettersen
10-23-2004, 09:36 AM
It's a 3.1l Multiport, what is error code 33 and 44? ..does anyone know that?
GTP Dad
10-23-2004, 05:15 PM
Code 33 indicates to check the MAP sensor and replace and code 44 indicates a lean exhaust condition check for vacuum leaks and intake manifold gasket.
richtazz
10-23-2004, 06:28 PM
both codes could be tripped simultaneously if there is a vacuum leak in the line to the map sensor.
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