{"id":495,"date":"2026-06-16T04:58:25","date_gmt":"2026-06-16T08:58:25","guid":{"rendered":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2023-chevrolet-suburban-3-0l-6-cyl-diesel-turbo-maintenance-guide\/"},"modified":"2026-06-16T04:58:25","modified_gmt":"2026-06-16T08:58:25","slug":"2023-chevrolet-suburban-3-0l-6-cyl-diesel-turbo-maintenance-guide","status":"publish","type":"post","link":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2023-chevrolet-suburban-3-0l-6-cyl-diesel-turbo-maintenance-guide\/","title":{"rendered":"2023 Chevrolet Suburban 3.0L Duramax Diesel Maintenance Guide & Oil Specs"},"content":{"rendered":"
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\"AMSOIL
AMSOIL diesel oil guide for trucks, vans, SUVs and diesel engines<\/figcaption><\/figure>\n

For the 2023 Chevrolet Suburban equipped with the 3.0L 6-cylinder LM2 T Diesel Turbo engine, the required oil viscosity is 0W-20. The engine oil capacity is 7 quarts when performing a change with a new filter. AMSOIL recommends using AMSOIL 0W-20 100% Synthetic Diesel Oil<\/a> (DP020QT-EA<\/a>) and a WIX Oil Filter<\/a> such as WL10351-EA<\/a> for optimal protection.<\/p>\n

What oil does a 2023 Chevrolet Suburban 3.0L Diesel take?<\/h2>\n

The 2023 Chevrolet Suburban with the 3.0L 6-cylinder LM2 T Diesel engine requires an oil viscosity of 0W-20 for all temperature ranges. The AMSOIL lookup oil grade is SEOA5. For vehicles originally using GM Dexos2, the lookup notes that a GM Dexos D licensed engine oil of the appropriate viscosity grade may be used.<\/p>\n

AMSOIL product recommendations<\/h2>\n

Based on the AMSOIL lookup data, the following products are recommended for your 2023 Chevrolet Suburban 3.0L Diesel:<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Component<\/th>\nProduct Name<\/th>\nPart Code<\/th>\n<\/tr>\n
Engine Oil<\/td>\nAMSOIL 0W-20 100% Synthetic Diesel Oil<\/a><\/td>\nDP020QT-EA<\/a><\/td>\n<\/tr>\n
Oil Filter<\/td>\nWIX Oil Filter<\/td>\nWL10351-EA<\/a><\/td>\n<\/tr>\n
Coolant (Pre-mix)<\/td>\nAMSOIL Passenger Car & Light Truck Antifreeze & Coolant<\/td>\nANTPC1G-EA<\/a><\/td>\n<\/tr>\n
Coolant (Concentrate)<\/td>\nAMSOIL Propylene Glycol Antifreeze and Engine Coolant<\/td>\nANT1G-EA<\/a><\/td>\n<\/tr>\n
Automatic Transmission Fluid<\/td>\nAMSOIL Signature Series ULV 100% Synthetic ATF<\/td>\nULVPK-EA<\/a><\/td>\n<\/tr>\n
Transfer Case Fluid<\/td>\nAMSOIL Signature Series Fuel-Efficient 100% Synthetic ATF<\/td>\nATLPK-EA<\/a><\/td>\n<\/tr>\n
Transfer Case Fluid (Alt)<\/td>\nAMSOIL OE Fuel-Efficient 100% Synthetic ATF<\/td>\nOTLQT-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Engine Oil Specifications<\/h3>\n
\n\n\n\n\n\n
Property<\/th>\nSpecification<\/th>\n<\/tr>\n
Viscosity<\/td>\n0W-20 (All TEMPS)<\/td>\n<\/tr>\n
AMSOIL Lookup Oil Grade<\/td>\nSEOA5<\/td>\n<\/tr>\n
OEM Specification<\/td>\nNot confirmed from source data<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Engine Oil Capacity<\/h3>\n
\n\n\n\n
Condition<\/th>\nCapacity<\/th>\n<\/tr>\n
With Filter Change<\/td>\n7 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Note: After refill, always check the oil level.<\/em><\/p>\n

Engine Oil Service Details<\/h3>\n