Notes: with OE # 12586242;Vehicle specific Flash programming req'd ON or OFF the vehicle.Accurate VIN & mileage are req'd. Additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability & starting issues.
Notes: with OE # 12576106;Vehicle specific Flash programming req'd ON or OFF the vehicle.Accurate VIN & mileage are req'd. Additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability & starting issues.
Notes: with OE # 12586243, 89017739;Vehicle specific Flash programming req'd ON or OFF the vehicle.Accurate VIN & mileage are req'd. Additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability & starting issues.
Notes: with OE # 12581565;Vehicle specific Flash programming req'd ON or OFF the vehicle.Accurate VIN & mileage are req'd. Additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability & starting issues.
Part Description: 2004 Chevrolet Silverado 1500 Remanufactured Powertrain Control Module
More Info
Vehicle Fitment
2004 Chevrolet Silverado 1500 | All Trims | 8 Cyl 5.3L
FAQ for Engine Control Module Repair
Q: What is the removal procedure for the powertrain control module?
A:
The procedure is to disconnect the negative battery cable, remove the PCM cover, disconnect the PCM electrical connectors, and then remove the PCM.
By Bob
GM Specialist
01/11/2022
Q: What is the description for the vehicle/powertrain control module?
A:
The description is that the VCM/PCM communicates with the BCM over the Class 2 serial data line. When the BCM determines a no-start condition, it sends a Class 2 serial data password to the VCM/PCM to disable the fuel injection system.
By Bob
GM Specialist
01/11/2022
Q: What is the description of the powertrain?
A:
The description is that the powertrain has electronic controls to reduce exhaust emissions while maintaining excellent driveability and fuel economy. The powertrain control module (PCM) is the control center of this system.
By Bob
GM Specialist
01/11/2022
Q: What should be done when a dealer is performing a repair under the New Vehicle Limited Warranty?
A:
When a dealer is performing a repair under the New Vehicle Limited Warranty, they are required to use only genuine GM or GM-approved parts and accessories. This applies to all warranty repairs, special policy repairs, or any repairs paid for by GM.
By Bob
GM Specialist
01/11/2022
Q: What is the proper way to install the powertrain control module?
A:
The proper way is to install the PCM, secure the spring latch to the PCM, connect the PCM electrical connectors, install the PCM cover, and then perform the crankshaft position (CKP) system variation learn procedure.
By Bob
GM Specialist
01/11/2022
FAQ for Other Repair Info
Q: What is the description for the ignition coil and ICM?
A:
The description is that the ICM is connected to the PCM by an ignition control (IC) circuit. The ICM also has a ground circuit and shares an ignition 1 voltage supply with the Ignition Coil. The coil driver in the ICM controls the current through the ignition coil based on signal pulses from the PCM. There is no backup or bypass function in the ICM.
Q: What is the proper way to install the ignition control module?
A:
The proper way is to install Ignition Control Module screws, connect the ignition coil driver electrical connector, and then install the air cleaner outlet resonator.
Q: What is the proper way to install the knock sensor?
A:
The proper way is to install the Knock Sensor, the knock sensor bolt, and the distributor.