Your going to need a bypass PKFM will work well
http://www.xpresskit.com/product.aspx?productid=202
| ITEM | WIRE COLOR |POL| WIRE LOCATION |
| 12V|yellow, grn/purple |+ |ignition harness |
| STARTER|red/lt. blue |+ |ignition harness |
| IGNITION|blue/lt. green |+ |ignition harness |
| SECOND IGNITION|gray/yellow(2nd acc)|+ |ignition harness |
| ACCESSORY|red/black |+ |ignition harness |
| SECOND ACCESSORY|black/green |+ |ignition harness |
| POWER LOCK|pink/yellow |- |keyless module *2 |
| POWER UNLOCK|pink/green *5 |- |keyless module *2 |
| LOCK MOTOR|pink/black | |drivers kick panel |
| UNLOCK MOTOR|red/orange | |drivers kick panel |
| DISARM DEFEAT|pink/orange | |passengers kick panel |
| PARKING LIGHTS +|brown | |at light switch |
| PARKING LIGHTS -| | | |
| HEADLIGHTS| | | |
| DOOR TRIGGER|lt. blue/white *3 |- |keyless module *2 |
| DOME SUPERVISION|black/lt. blue |+ |passenger kick panel |
| TRUNK/HATCH PIN|tied in with door | | |
| HOOD PIN| | | |
| FCTRY ALARM ARM| | | |
|FCTRY ALRM DISARM| | | |
| TACHOMETER|*1 | | |
| SPEED SENSE|gray/black | |cruise control module *4 |
| BRAKE WIRE|green |+ |at brake switch |
| HORN TRIGGER|dk. blue |- |steering column |
| WIPERS| | | |
| LF WINDOW UP/DN|wht/blk - orn/wht |A |at drivers door motor |
| RF WINDOW UP/DN|tan/blu - wht/yel |A |drivers door switch |
| LR WINDOW UP/DN|yel/blu - gry/orn |A |drivers door switch |
| RR WINDOW UP/DN|red/blk - yel/blk |A |drivers door switch |
Notes:
NOTE: This vehicle is equipted with PATS (Passive Anti Theft System). *1 Tach wire: On the 4.6L go to any of the 8 ignition coils and use the wire that is not red/green. On the 5.4L it is a lt. green/white at the coil on the passenger side of the motor between the fuel injectors. *2 The keyless module is located high in the drivers kick against the firewall. *3 One of two. The wire is in pin 11 and it is next to the black/pink wire. Test with a digital multi-meter ONLY, to keep from damaging the circuit tied into the other lt. blue/white. *4 The cruise control module is on the driver side fender. *5 The GEM in this vehicle shuts down after the doors have been locked for a certain time period, to 'wake-up' the system refer to directfax document #1093.