2004.5-2005 Duramax Allison NSBU Switch (29541852)

Merchant Auto

Part Number: 29541852
$235.72 CAD
2004.5-2005 Duramax Allison NSBU Switch (29541852)-Transmission Control Module-Merchant Auto-29541852-Dirty Diesel Customs
2004.5-2005 Duramax Allison NSBU Switch (29541852)-Transmission Control Module-Merchant Auto-29541852-Dirty Diesel Customs

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Quantity:

Fits

Year Make Model Engine
2004.5-2005 Chevrolet/GMC Silverado/Sierra 2500HD/3500HD  6.6L LLY Duramax

 

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

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