8973796350 Glow Plug Control Module Fit for 2004-2005 Chevy GMC Silverado Sierra 2500HD 3500 6.6L LLY Duramax Diesel
Special Features
- 【OEM Replacement】Directly replaces GM part # 8973796350 — guaranteed fit for 2004-2005 Silverado/Sierra 2500HD/3500 6.6L Duramax (LLY engine).
- 【Trim Compatibility】Fits: For Chevrolet: Silverado 2500HD/3500 (2004-2005: Base, WT, LS, LT) For GMC: Sierra 2500HD/3500 (2004-2005: Base, SLE, SLT, WT)
- 【Critical Diesel Function】Controls glow plugs for faster cold starts, reduced emissions, and optimal engine performance in Duramax 6.6L engines.
- 【Plug-and-Play Install】Direct replacement design — no wiring/modifications needed (reuse factory harness/mounting).
- 【Pro Install Recommended】Requires professional installation to ensure proper integration with engine electronics (verify part number before purchase).
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