The ACDelco / GM 11562588 is the OE threaded engine oil pan drain plug, listed by GM for many GM vehicles including 2011–2019 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 HD with the 6.6L Duramax.

Features & Benefits

• OE engine oil drain plug, GM P/N 11562588 (single plug, not a package of 10 per GM dealer listing)
• Supersedes several earlier GM numbers incl. 11518377, 11519408, 11519933, 24100042, 3538469, 88891787
• GM notes it is also included with the oil pan assemblies
• Genuine GM / ACDelco OE part, designed, engineered and tested to GM standards and backed by General Motors

Application

• Chevrolet Silverado 2500 HD / 3500 HD and GMC Sierra 2500 HD / 3500 HD (2011–2019), incl. 6.6L Duramax diesel
• Also listed for many other GM cars, trucks and SUVs

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

Cross-Reference / OE Numbers

• GM: 11562588
• Replaces GM: 11518377, 11519408, 11519933, 24100042, 3538469, 88891787