Features:
When a Duramax starts showing injector problems, it is easy to assume the worst, but a weak or damaged connection is often the real cause. This PPE injector harness pigtail gives you a clean and reliable way to fix those issues without replacing more expensive components. Designed for 2011-2024 GM 6.6L Duramax and 2020-2026 GM 3.0L Duramax engines, it helps bring your truck back to smooth and consistent operation. Over time, factory connectors can wear out from heat and vibration, which leads to intermittent signals and frustrating drivability problems. Additionally, this is a simple repair that can save you time in the garage and money on unnecessary parts. It installs as a direct replacement, so you can get the job done without overthinking the process. If you are already working around the injectors, this is a smart upgrade that helps eliminate a common weak point.
The PPE 113158500 injector harness pigtail is engineered to provide a dependable electrical link between the injector and the main engine harness. It is designed to support proper signal transmission, which is critical for accurate fuel delivery and injector timing in modern diesel engines. Additionally, maintaining a solid connection helps prevent misfires, rough idle, and diagnostic trouble codes that can come from poor electrical contact. This pigtail is compatible with both 6.6L and 3.0L Duramax platforms, covering a wide range of applications from 2011-2026. Each injector requires its own connector, allowing for targeted repairs instead of replacing the entire harness assembly. The connector is designed for proper engagement and retention, ensuring it stays securely in place once installed. With the right connection restored, your injector system can perform consistently under both daily driving and heavy load conditions.
Fitment:
Notes:
| Property | Values |
|---|---|
| Year Ranges | 2011-2026 |
| Make | GM/GMC/Chevrolet |
| Model | Sierra/Silverado |
| Series | 2500HD/3500HD |
| Engine | 6.6L Duramax L5P/6.6L Duramax LML/3.0L Duramax |
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