In the exhaust manifold on the back of the engine.
206.7"
Check output speed sensor on trans axle looking at trans axle it is on the right near the end.
10w30
Try nada.com
Did not make a fifth ave. since 1993
Chrysler does not use inertia/reset switches.
18 gal
The 1989 Chrysler Fifth Avenue typically has one oxygen sensor located in the exhaust system, usually before the catalytic converter. However, some models may have had a second sensor after the converter for monitoring emissions. It's best to check the specific model and engine type for confirmation, as configurations can vary.
ATF+3
NoNo
Have you had the alternator tested? It may not be regulating the energy to the battery, causing it to drain
It is a flat panel on the left hand side of the steering wheel.