Amp light on in 88 crown victoria.put new alternator & battery & ends up stalling.

SOURCE: 2000 Ford Crown Victoria

when you hold the accelerator does the vehicle stay running? if so the problem is in ithe IAC idle air control motor, take a small screw driver and using the handle tap the iac motor and usualy the motor will kick in and the vehicle will run fine then if the problem is rectified replace the IAC

SOURCE: Battery wont charge in my 1997 ford crown victoria

In the 1995 and later Crown Victoria's, there is a fuse in the fuseblock that controls the alternator's charging of the battery. If that fuse is blown, your car will drain the battery and cut off as you stated.
Check the fuse block under the hood and the one located on the left driver side above the hood pull.

SOURCE: battery not charging

check the fuses in the POWER DISTRIBUTION BOX under the hood, There is a 75A in-line fuse and #11 - 15A fuse see if they are good.... test your alt. loom for opens, and cables .....hope this helps...GL

SOURCE: How does one reconnect the air suspension

You probably have a leak in the system. Did "they" check the lines and air suspension? "They" probably disconnected the compressor to keep it from burning out from overuse. You need to fix the leak before reconnecting or the compressor will wear out very quickly.

SOURCE: how to trouble shoot starting system 98 ford crown victoria

Also check to see if there is power in the start wire form the ignition switch, the wire is a white wire with pink stripe, most likely not a common problem, but still something that could go wrong. this wire will feed the starter relay under the hood...