i need a wiring diagram for a 2002 cadillac escalade for alarm and remote start. thanks for the help
Remember to check wires with a Multimeter!
Matt
Current Vehicle:
2002 Cadillac Escalade
| Item | Wire Color | Polarity | Wire Location |
| 12V | red | + | ignition harness |
| STARTER | yellow | + | ignition harness |
| IGNITION | pink | + | ignition harness |
| ACCESSORY | orange | + | ignition harness |
| SECOND ACCESSORY | white | + | ignition harness |
| TACHOMETER | white *5 | | ECM *3 |
| POWER LOCK | lt. blue | + | brown plug at BCM *1 |
| POWER UNLOCK | white | + | brown plug at BCM *1 |
| PARKING LIGHTS + | brown | | lt. blue plug at BCM *1 |
| PARKING LIGHTS - | white | | lt. blue plug at BCM *1 |
| DOOR TRIGGER | *2 | - | BCM *1 |
| HEADLIGHTS | white | + | lt. blue plug at BCM *1 |
| WIPERS | | | |
| LF WINDOW UP/DN | blue - brown | A | drivers door switch |
| RF WINDOW UP/DN | blue - brown | A | passenger door switch |
| LR WINDOW UP/DN | blue - brown | A | LR door switch |
| RR WINDOW UP/DN | blue - brown | A | RR door switch |
| TRUNK/HATCH PIN | none | | |
| HOOD PIN | none | | |
| TRUNK/HATCH RELEASE | none | | |
| FACTORY ALARM ARM | none | | |
| FACTORY ALARM DISARM | lt.green | - | drivers kick *4 |
| HORN TRIGGER | black | - | brown plug at BCM *1 |
| BRAKE WIRE | white | + | brake pedal switch |
| LOCK MOTOR | gray | | drivers kick panel |
| UNLOCK MOTOR | tan | | drivers kick panel |
| DISARM DEFEAT | tan | | passengers kick panel |
| DISARM NO UNLOCK | none | | |
| DOME SUPERVISION | none | | |
| SPEED SENSE | dk.GREEN / WHITE | | ECM *3 |
| SUN ROOF OPEN/CLOSE | none | | |
| SUN ROOF LIMIT | none | | |
| LF SPEAKER | none | | |
| RF SPEAKER | none | | |
| LR SPEAKER | none | | |
| RR SPEAKER | none | | |
| RADIO 12V | none | | |
| RADIO GROUND | none | | |
| RADIO SWITCH | none | | |
| RADIO ILLUMINATE | none | | |
| POWER ANTENNA | none | | |
| Notes: NOTE: This vehicle has the passlock II immobilizer system that, when adding a remote start, must be interfaced with. Use DEI part 555t or 555L. *1 The BCM is located behind the drivers side of the dash. The plugs on the BCM face towards the rear of the vehicle. The parking lights are in pin A5 and the headlights are in pin A11. *2 Use tan for the drivers door located in pin B4 of the purple plug, the passenger doors are a blue/white in the lt. blue plug, and the rear hatch pin is a pink/black in the lt. blue plug. You must diode isolate these wires. *3 ECM is located near the battery, down low, between the fender and the fan under the black plastic cover. On the 4.3L, the tach wire is at pin 20 in the connector labeled 'red', and VSS wire is at pin 3 in the connector labeled 'black'. On the 4.8L, 5.3L, and 6.0L, the tach wire is located at pin 10 in the 'red' connector, and VSS wire is located in pin 50 of the 'red' connector. *4 Also found in the purple plug of the BCM. *5 Diesel wait to start wire is dk. blue (-) located at the instrument cluster. |