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Part #: PCM-JGCV815
The DiabloSport Modified PCM (Unlocked) is a high-performance engine control module designed specifically for Jeep Grand Cherokee models equipped with the 5.7L Hemi and 6.4L SRT engines from 2011 through 2021. This modified PCM unlocks the full tuning potential of your vehicle’s powertrain by allowing compatibility with DiabloSport’s advanced tuning programmers such as the Trinity and i3 (programmer sold separately). Ideal for enthusiasts seeking to optimize engine performance, throttle response, and overall drivability, this PCM upgrade provides a solid foundation for custom tuning and enhanced vehicle control.
By replacing your factory PCM with this unlocked version, you gain the flexibility to tailor your vehicle’s calibration to your specific performance goals, whether for street driving, towing, or track use. It is important to note that this product is not legal for sale or use on pollution-controlled vehicles.
The DiabloSport Modified PCM offers a range of features that empower Jeep Grand Cherokee owners to maximize their vehicle’s capabilities:
The DiabloSport Modified PCM is engineered to meet or exceed OEM standards for durability and reliability. Built with high-quality electronic components and housed in a robust enclosure, it is designed to withstand the harsh environment of the engine bay, including temperature fluctuations and vibrations. The unit is carefully calibrated to maintain seamless integration with your vehicle’s existing systems while providing the flexibility needed for advanced tuning. This ensures a dependable and long-lasting upgrade that supports enhanced engine management capabilities.
Installation of the DiabloSport Modified PCM is straightforward and requires no permanent modifications to your Jeep Grand Cherokee. The PCM is a direct replacement for the factory unit and is typically located on the passenger side under the hood next to the fuse box. Before ordering, you will need to provide your current PCM Calibration ID# to ensure compatibility. It is recommended to consult your vehicle’s owner’s manual or a professional technician for precise PCM location and installation guidance. Once installed, the modified PCM can be programmed using a compatible DiabloSport tuner to unlock your vehicle’s full potential.
This modified PCM is ideal for Jeep Grand Cherokee owners who want to unlock advanced tuning capabilities and customize their vehicle’s performance. It is perfect for enthusiasts looking to optimize engine output, improve throttle response, or tailor their vehicle’s calibration for specific driving styles or conditions. Whether you are a street performance enthusiast, a weekend racer, or someone who demands more from your 5.7L Hemi or 6.4L SRT engine, this PCM upgrade provides the foundation for professional-level tuning.
This product is not legal for sale or use on pollution-controlled vehicles. Please verify local regulations before purchasing or installing this modified PCM.
DiabloSport makes handheld tuners and ECU tuning solutions aimed at unlocking additional performance and improving drivability for many late-model domestic trucks and muscle cars. Their devices and supported tuning ecosystem are commonly used to optimize engine and transmission calibrations after mods like intakes, exhaust, or gearing changes.
PART # PCM-JGCV815
PCM-JGCV815 Diablo Sport 11-21 Jeep Grand Cherokee Modified PCM. Unlock your 2015 and newer Jeep Grand Cherokee's full performance potential with this DiabloSport Modified PCM. Compatible with 5.7L Hemi and 6.4L SRT engines, it enables seamless tuning with any Diablo Programmer (sold separately). Designed for easy installation, this unlocked PCM allows you to customize your vehicle’s calibration for enhanced power, efficiency, and drivability. Ideal for enthusiasts seeking to optimize their ride without restrictions.
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Part #: PCM-JGCV815
The DiabloSport Modified PCM (Unlocked) is a high-performance engine control module designed specifically for Jeep Grand Cherokee models equipped with the 5.7L Hemi and 6.4L SRT engines from 2011 through 2021. This modified PCM unlocks the full tuning potential of your vehicle’s powertrain by allowing compatibility with DiabloSport’s advanced tuning programmers such as the Trinity and i3 (programmer sold separately). Ideal for enthusiasts seeking to optimize engine performance, throttle response, and overall drivability, this PCM upgrade provides a solid foundation for custom tuning and enhanced vehicle control.
By replacing your factory PCM with this unlocked version, you gain the flexibility to tailor your vehicle’s calibration to your specific performance goals, whether for street driving, towing, or track use. It is important to note that this product is not legal for sale or use on pollution-controlled vehicles.
The DiabloSport Modified PCM offers a range of features that empower Jeep Grand Cherokee owners to maximize their vehicle’s capabilities:
The DiabloSport Modified PCM is engineered to meet or exceed OEM standards for durability and reliability. Built with high-quality electronic components and housed in a robust enclosure, it is designed to withstand the harsh environment of the engine bay, including temperature fluctuations and vibrations. The unit is carefully calibrated to maintain seamless integration with your vehicle’s existing systems while providing the flexibility needed for advanced tuning. This ensures a dependable and long-lasting upgrade that supports enhanced engine management capabilities.
Installation of the DiabloSport Modified PCM is straightforward and requires no permanent modifications to your Jeep Grand Cherokee. The PCM is a direct replacement for the factory unit and is typically located on the passenger side under the hood next to the fuse box. Before ordering, you will need to provide your current PCM Calibration ID# to ensure compatibility. It is recommended to consult your vehicle’s owner’s manual or a professional technician for precise PCM location and installation guidance. Once installed, the modified PCM can be programmed using a compatible DiabloSport tuner to unlock your vehicle’s full potential.
This modified PCM is ideal for Jeep Grand Cherokee owners who want to unlock advanced tuning capabilities and customize their vehicle’s performance. It is perfect for enthusiasts looking to optimize engine output, improve throttle response, or tailor their vehicle’s calibration for specific driving styles or conditions. Whether you are a street performance enthusiast, a weekend racer, or someone who demands more from your 5.7L Hemi or 6.4L SRT engine, this PCM upgrade provides the foundation for professional-level tuning.
This product is not legal for sale or use on pollution-controlled vehicles. Please verify local regulations before purchasing or installing this modified PCM.
DiabloSport makes handheld tuners and ECU tuning solutions aimed at unlocking additional performance and improving drivability for many late-model domestic trucks and muscle cars. Their devices and supported tuning ecosystem are commonly used to optimize engine and transmission calibrations after mods like intakes, exhaust, or gearing changes.
Free Standard Shipping on orders over $250. Select “Free Shipping” at checkout.
Need to return an item? We make it easy. Email us and we'll send you a free return label with instructions on how to return.
Free Standard Shipping on orders over $250. Select “Free Shipping” at checkout.
Need to return an item? We make it easy. Email us and we'll send you a free return label with instructions on how to return.
