What is a pass lock module?
What is a pass lock module?
The Passlock sensor monitors the position of the lock cylinder and relays an analog Passlock signal to the body control module (BCM). The BCM determines the validity of the Passlock signal, then sends a password to the powertrain control module (PCM). The Passlock sensor contains two Hall effect sensors.
How does the PassLock work on a 1998 Chevy truck?
Most ’98 Chevy trucks came equipped with a General Motors passlock security feature that cuts the fuel supply to the engine if a key that’s incompatible with the system is inserted into the ignition. Once the theft-deterrent security feature has been activated on your ’98 Chevy truck, you will have to reset the passlock to start the engine.
Can You disable the PassLock on a GM car?
The following instructions will allow you to disable the PassLock security in quite a few GM Vehicles. •This will allow you to install a remote starter and not have to purchase a bypass. •Avoid Costly repairs for an already broken PassLock System.
What does it mean when your PassLock module is not working?
THE MOST OBVIOUS BEING THAT THE CAR WILL CRANK BUT NOT START. THIS SYMPTOM, BY ITSELF, DOESN’T NECESSARILY POINT TO THE PASSLOCK MODULE AS THE CULPRIT. IF YOU NOTICE THAT YOUR “SECURITY” LIGHT IS ILLUMINATED IN YOUR INSTRUMENT CLUSTER, ALONG WITH A NO-START, IT USUALLY MEANS YOU HAVE A FAULTY PASSLOCK MODULE.
Where is the sensor for key pass-lock located?
Where Is the Passlock Located ?: Where Is the Sensor for Key Pass-… Where is the passlock located? Where is the sensor for key pass-lock. In the key tumbler or housing for key lock?
How to replace the PassLock sensor on a GM car?
Find the three wires that connect the Passlock Sensor to the Body Control Module and substitute our circuit for the Passlock Sensor. Perform the “Relearn” Procedure so that our Body Control Module recognizes our new circuit. Go to Radio Shack and buy a Mini Terminal Block, and a package of 2200 ohm (2.2k-Ohm) resistors.
Most ’98 Chevy trucks came equipped with a General Motors passlock security feature that cuts the fuel supply to the engine if a key that’s incompatible with the system is inserted into the ignition. Once the theft-deterrent security feature has been activated on your ’98 Chevy truck, you will have to reset the passlock to start the engine.
What is the name of the PassLock module?
PASSLOCK MODULES HAVE MANY NAMES INCLUDING ANTI-THEFT MODULE, VATS MODULE, AND PASSLOCK, BUT THEY ALL REFER TO THE SAME PART. THIS COMPONENT’S JOB IS TO TELL THE ELECTRONIC ENGINE CONTROL MODULE (ECM) THAT THE CORRECT KEY IS BEING USED TO START THE VEHICLE.
How to permanently disable GM pass lock system?
•Disable Pass Lock system to prevent from being stranded in the future. This tutorial varies depending if the ignition is located: If your ignition is located in the dash then you will be removing the panels on the passenger underside (toe board) of the dash.
