The most common leaks are cracked vapor hoses and a loose gas cap.
The most common power steering pump leaks are at the line connections or behind the pulley at the shaft. The line leaks can possibly be repaired, but the shaft seal leak could be better to change the pump.
most likely a 2.9l or a 3.0l Depends on your model
With the application called doorbell is the most common way.
a worn seal or damaged gasket
There are several types. Go to the parts store and most will show you how to change them
Evaporative emission leaks, EGR, misifireEvaporative emission leaks, EGR, misifire
the evaporator inside the heater box behind the dash most common
The most common problem, when a 1990 Geo tracker floods out with gas, is a bad fuel injector. The injector might be leaking or injecting a steady stream of fuel
The gas tank leaks and sometimes the passenger airbag doesn't go out.
4t65-e transaxle most common problem I have found with this trans is with the Press. Con. Solenoid Also on the 4T65-E trans code 1811 max shift adapts usually caused by internal leaks or clutch packs out of spec
The most common cause for occasional, small oil leaks is a worn seal or damaged gasket. The leaks are most visible when parked but occur constantly.