The ACDelco / GM 15032997 is the OE transfer case oil fill plug used on a wide range of GM 4WD trucks and SUVs, including Chevrolet Silverado and GMC Sierra HD trucks with the 6.6L Duramax.

Features & Benefits

• OE transfer case oil fill plug, GM P/N 15032997
• Supersedes GM 12474497, 12547645 and 19210804
• Genuine GM / ACDelco OE part, designed, engineered and tested to GM standards and backed by General Motors

Application

• Chevrolet Silverado / GMC Sierra (1999–2019 in GM's list), incl. 2500 HD / 3500 with 6.6L Duramax
• Also listed for Tahoe, Suburban, Avalanche, Yukon, Escalade and other GM trucks/SUVs

GM's vehicle list covers many transfer cases; confirm your transfer case model when 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: 15032997
• Replaces GM: 12474497, 12547645, 19210804