2004.5-2005 Duramax Allison NSBU Switch (29541852)

This is a Genuine OEM replacement NSBU (Neutral Start Back Up) switch for the LLY Duramax.

One of the most common problems with the Allison transmission is the failure of the Neutral Safety Backup switch. 

Some of the symptoms of failure include but are not limited to:

• No start condition
• Gear shift indicator on dash not following properly
• Trans stuck in limp mode or fail-safe
• DTC's set indicating pressure switch codes

Part Number: 29541852

• OEM Replacement
• High-Quality
• Simple Install

• This switch is for use on 2004-2005 Model year trucks. Double-check your switch to ensure it is the single connector part. 

• This switch easily installs with just common hand tools.

Parts Only

• 1-Year Warranty

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