Crank sensors are always located on the camshafts. The 1989 Pontiac Sunbird crank sensor is located on the head of the engine towards to end of the camshaft.
one of the map sensor or vacuum switch.
right above the oil filter
beside coil pack behind firewall
There is no cam sensor on this particular engine. Only a crank sensor mounted behind the harmonic balancer.
Did they replace the MAP sensor? If not, good chance there's your problem.
I have a 1992 Pontiac Sunbird with 2.0 four cylinder in it, just found the crank sensor on it, to replace it. It is located on the FRONT side of the engine, below exhaust manifold and just above the A/C compressor. HOPE THIS HELPS SOMEONE ELSE!
behind timing cover on front of engine if its a 2.0 ltr ohc
no switch,fan control is determined by the engine control unit with input from the coolant sensor
Blown fuse, bad temp sensor, bad ground, bad fan motor
on the right side of the block just above the trany The sensor is located just above the manfol.
The mass air flow sensor on a 1994 Pontiac Sunbird can be found between the throttle body and the air box duct. Some of the items needs to change the sensor are straight edge screwdriver, shop vac, and T-20 security bit driver.