Standard Ignition Diesel Air Intake Heater DIH4 for 2001-2004 Chevrolet/GMC 6.6L
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The Standard Ignition Air Intake Heater Relay (part number RY-1567) is a direct-fit replacement for 2001-2004 Chevrolet and GMC vehicles with 6.6L engines.
Specifications:
| Connector Quantity | 2 |
| Voltage | 12 V |
| Terminal Type | Stud, Blade |
| Terminal Quantity | 2 + 2 + 1 |
| Terminal Gender | Male + Male + Male |
| Spring Included | No |
| Mounting Type | Bolt Mount |
| Mounting Hole Quantity | 2 |
| Functions | Intake Heater Relay |
| Connector Shape | Round, Oval |
| Connector Gender | Female; Female |
Fits: 2001-2004 Chevrolet and GMC models including Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, and Sierra 3500 — 6.6L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: BWD R7072, Duralast 20734, General Motors 97253673, Airtex 1R2077, CARQUEST Premium by WELLS 56-2319, NAPA Echlin AR7073