The ACDelco / GM 29546965 is the OE automatic transmission fluid pump body kit with gears and seal, listed by GM for 2006–2019 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 HD, including 6.6L Duramax models with the Allison 6-speed.

Features & Benefits

• OE transmission fluid pump body kit, includes gears and seal, GM P/N 29546965
• Supersedes GM 29542796 and 29545810
• Genuine GM / ACDelco OE part, designed, engineered and tested to GM standards and backed by General Motors

Application

• Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD (2006–2019), incl. 6.6L Duramax diesel (GM also lists 6.0L / 8.1L gas)

Allison 6-speed application per diesel parts suppliers; confirm your transmission before ordering.

Always verify fitment by VIN or by matching the GM/ACDelco part number on your original part before ordering.

Cross-Reference / OE Numbers

• GM: 29546965
• Replaces GM: 29542796, 29545810