1998 Chevrolet Tahoe Alarm Wires
Find the right alarm wire colors, locations, and polarity with this 1998 Chevrolet Tahoe alarm wiring diagram. This will help you install your car alarm wiring correctly.
| Application | Wire Color and Location |
|---|---|
| Battery Constant 12v+ Positive Wire (+) | Red |
| Battery Constant 12v+ Positive Wire Location | Ignition Switch Harness |
| Starter Positive Wire (+) | Yellow |
| Starter Positive Wire Location | Ignition Switch Harness |
| Ignition Positive Wire (+) | Pink |
| Ignition Positive Wire Location | Ignition Switch Harness |
| Second Ignition Positive Wire (+) | White (This wire must be connected as ignition #2 for remote starting.) |
| Second Ignition Positive Wire Location | Ignition Switch Harness |
| Accessory Positive Wire (+) | Orange |
| Accessory Positive Wire Location | Ignition Switch Harness |
1998 Chevrolet Tahoe Alarm Sensor Wires
Find the right alarm sensor wire colors, locations, and polarity with this 1998 Chevrolet Tahoe alarm sensor wire chart. This will help you connect all your car alarm sensors correctly.
| Application | Wire Color and Location |
|---|---|
| Parking Light Positive Wire (+) | Brown |
| Parking Light Positive Wire Location | At Headlight Switch Or In Drivers Kick Panel |
| Power Door Lock Negative Wire (-) | Light Blue (Type A). If vehicle is a 2-Door, door locks are a (Type”C”) If vehicle is a 4-Door, door locks are a (Type “A”). |
| Power Door Lock Negative Wire Location | In Either Door Harness |
| Power Door Unlock Negative Wire (-) | White (Type A). If vehicle is a 2-Door, door locks are a (Type “C”) If vehicle is a 4-Door, door locks are a (Type “A”). |
| Power Door Unlock Negative Wire Location | In Either Door Harness |
| Door Trigger Negative Wire (-) | Purple |
| Door Trigger Negative Wire Location | At Headlight Switch |
| Dome Light Supervision Wire (-) | White (Requires Relay) |
| Dome Light Supervision Wire Location | At Under Dash Light |
| Trunk Release Positive Wire (+) | Black or Black/White (If the vehicle has a rear lift gate, it is a (+) positive and if it has rear cargo doors, it is a 5 wire system. Requires Relay.) |
| Trunk Release Positive Wire Location | Low In Drivers Kick Panel |
| Horn Negative Wire (-) | Black |
| Horn Negative Wire Location | At Steering Column Harness |
| Tachometer Wire Negative Wire (-) | White |
| Tachometer Wire Negative Wire Location | At ECM. The ECM (engine control module) is located on the driver side inner fender, in a black plug marked “white”. |
| Wait to Start Light Negative Wire (-) | Dark Blue (When hooking up a remote starter on a diesel, if the wait to start wire from the remote starter does not wait until the light on the dash turn out before cranking, you will need to program in the 5, 10 or 15 second wait to start timer in the installation manual. On some vehicles the wait to start light on the dash is not a true (+) positive or (-) negative and the wire from the remote starter will not work. When this wait to start timer is programmed, disconnect and tape up the wait to start wire from the remote starter that is tied into the wait to start light on the dash.) |
| Wait to Start Light Negative Wire Location | At Instrument Cluster |
| Brake Light Positive Wire (+) | White |
| Brake Light Positive Wire Location | At Switch Above Brake Pedal |
| Factory Alarm Disarm Wire (-) | N/A |
| Factory Alarm Disarm Wire Location | N/A |
| Factory Anti-Theft System | Yellow (+), Orange/Black (-) and Red/White (Not Used) |
| Factory Anti-Theft System Location | GM Passlock 2 System. These Wires Exit The Ignition Switch Tumbler Together And Are In The Main Ignition Switch Harness In The Column. |
Feel free to use any 1998 Chevrolet Tahoe alarm wiring diagram that is listed here but keep in mind that all information here is provided as is without any warranty of any kind. Use of this 1998 Chevrolet Tahoe car alarm wire chart is at your own risk. Always verify all wires, wire colors and connection points before applying any information found here to your 1998 Chevrolet Tahoe.