
The Pacbrake C50362A PH+ PowerHalt Automatic Emergency Engine Shutdown is an essential safety feature for your 2021-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L L5P Diesel. This system is designed to protect you, your livelihood, and your vehicle by providing an electronic emergency engine shutdown solution. Diesel engine runaway, a dangerous condition where the engine uncontrollably revs and ingests flammable particles like gas, oil vapors, or even grain dust, can be effectively prevented. The PH+ system manages this risk by controlling the electronic throttle body in the intake manifold of late-model diesel engines, swiftly cutting off the air supply in critical scenarios.
- Seamless Operation: Offers automatic emergency engine shutdown to safeguard against diesel engine runaway.
- Easy Installation: Features plug & play installation with factory connectors and a pre-built wiring harness for a hassle-free setup.
- No ECM Trouble: Designed to operate without setting off ECM trouble codes, ensuring uninterrupted performance.
- Durability: Boasts an IP67 waterproof rating, ensuring reliability in all conditions.
- Manual Control: Includes an in-cab switch for manual shutdown capabilities, adding an extra layer of control.
- Versatile Settings: Features secondary trip speed for PTO applications, multiple built-in shut-off speeds, and truck security options by setting a low trip speed.
- Removable: Can be easily removed if necessary, offering flexibility in use.
The kit encompasses everything needed for installation and operation:
- PH+ PowerGuard Controller for intelligent engine monitoring and shutdown.
- PowerHalt Power/Switch Harness and Application Specific Harness for easy connection to your vehicle.
- Toggle Switch Assembly, complete with Switch Cover, Label, and Decal for in-cab control.
- Tie Straps and Self-Tapping Screws for secure mounting.
This comprehensive Pacbrake PH+ PowerHalt system not only enhances your vehicle's safety features but also provides peace of mind, knowing that you have reliable protection against unexpected engine runaway scenarios.

The Pacbrake C50362A PH+ PowerHalt Automatic Emergency Engine Shutdown is an essential safety feature for your 2021-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L L5P Diesel. This system is designed to protect you, your livelihood, and your vehicle by providing an electronic emergency engine shutdown solution. Diesel engine runaway, a dangerous condition where the engine uncontrollably revs and ingests flammable particles like gas, oil vapors, or even grain dust, can be effectively prevented. The PH+ system manages this risk by controlling the electronic throttle body in the intake manifold of late-model diesel engines, swiftly cutting off the air supply in critical scenarios.
Seamless Operation: Offers automatic emergency engine shutdown to safeguard against diesel engine runaway.
Easy Installation: Features plug & play installation with factory connectors and a pre-built wiring harness for a hassle-free setup.
No ECM Trouble: Designed to operate without setting off ECM trouble codes, ensuring uninterrupted performance.
Durability: Boasts an IP67 waterproof rating, ensuring reliability in all conditions.
Manual Control: Includes an in-cab switch for m[...]
The Pacbrake C50362A PH+ PowerHalt Automatic Emergency Engine Shutdown is an essential safety feature for your 2021-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L L5P Diesel. This system is designed to protect you, your livelihood, and your vehicle by providing an electronic emergency engine shutdown solution. Diesel engine runaway, a dangerous condition where the engine uncontrollably revs and ingests flammable particles like gas, oil vapors, or even grain dust, can be effectively prevented. The PH+ system manages this risk by controlling the electronic throttle body in the intake manifold of late-model diesel engines, swiftly cutting off the air supply in critical scenarios.
- Seamless Operation: Offers automatic emergency engine shutdown to safeguard against diesel engine runaway.
- Easy Installation: Features plug & play installation with factory connectors and a pre-built wiring harness for a hassle-free setup.
- No ECM Trouble: Designed to operate without setting off ECM trouble codes, ensuring uninterrupted performance.
- Durability: Boasts an IP67 waterproof rating, ensuring reliability in all conditions.
- Manual Control: Includes an in-cab switch for manual shutdown capabilities, adding an extra layer of control.
- Versatile Settings: Features secondary trip speed for PTO applications, multiple built-in shut-off speeds, and truck security options by setting a low trip speed.
- Removable: Can be easily removed if necessary, offering flexibility in use.
The kit encompasses everything needed for installation and operation:
- PH+ PowerGuard Controller for intelligent engine monitoring and shutdown.
- PowerHalt Power/Switch Harness and Application Specific Harness for easy connection to your vehicle.
- Toggle Switch Assembly, complete with Switch Cover, Label, and Decal for in-cab control.
- Tie Straps and Self-Tapping Screws for secure mounting.
This comprehensive Pacbrake PH+ PowerHalt system not only enhances your vehicle's safety features but also provides peace of mind, knowing that you have reliable protection against unexpected engine runaway scenarios.