{"id":672,"date":"2026-06-28T21:31:36","date_gmt":"2026-06-29T01:31:36","guid":{"rendered":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2023-chevrolet-silverado-1500-pickup-3-0l-6-cyl-diesel-turbo-maintenance-guide\/"},"modified":"2026-06-28T21:31:36","modified_gmt":"2026-06-29T01:31:36","slug":"2023-chevrolet-silverado-1500-pickup-3-0l-6-cyl-diesel-turbo-maintenance-guide","status":"publish","type":"post","link":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2023-chevrolet-silverado-1500-pickup-3-0l-6-cyl-diesel-turbo-maintenance-guide\/","title":{"rendered":"2023 Chevrolet Silverado 1500 3.0L LZ0 Diesel Oil & Maintenance Guide"},"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 Silverado 1500 equipped with the 3.0L 6-cylinder LZ0 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>) paired with a WIX Oil Filter<\/a> (WL10351-EA<\/a>) for optimal protection.<\/p>\n

What oil does a 2023 Chevrolet Silverado 1500 3.0L LZ0 take?<\/h2>\n

The 2023 Chevrolet Silverado 1500 with the 3.0L 6-cylinder LZ0 Diesel Turbo engine requires an oil viscosity of 0W-20 for all temperatures. The AMSOIL lookup oil grade is SEOA5. Additionally, the vehicle may use a GM Dexos D licensed engine oil of the appropriate viscosity grade if it originally used GM Dexos2.<\/p>\n

AMSOIL product recommendations<\/h2>\n

Based on the AMSOIL lookup data, the following products are recommended for your 2023 Chevrolet Silverado 1500 3.0L LZ0 Diesel engine maintenance.<\/p>\n

Engine Oil & Filter<\/h3>\n
\n\n\n\n\n
Product Name<\/th>\nPart Code<\/th>\n<\/tr>\n
AMSOIL 0W-20 100% Synthetic Diesel Oil<\/td>\nDP020QT-EA<\/a><\/td>\n<\/tr>\n
WIX Oil Filter<\/td>\nWL10351-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Coolant & Antifreeze<\/h3>\n
\n\n\n\n\n
Product Name<\/th>\nPart Code<\/th>\n<\/tr>\n
AMSOIL Passenger Car & Light Truck Antifreeze & Coolant<\/td>\nANTPC1G-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Propylene Glycol Antifreeze and Engine Coolant<\/td>\nANT1G-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Automatic Transmission Fluid<\/h3>\n
\n\n\n\n
Product Name<\/th>\nPart Code<\/th>\n<\/tr>\n
AMSOIL Signature Series ULV 100% Synthetic ATF<\/td>\nULVPK-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Transfer Case Lubricant<\/h3>\n
\n\n\n\n\n
Product Name<\/th>\nPart Code<\/th>\n<\/tr>\n
AMSOIL Signature Series Fuel-Efficient 100% Synthetic ATF<\/td>\nATLPK-EA<\/a><\/td>\n<\/tr>\n
AMSOIL 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
Viscosity<\/th>\nOil Grade (AMSOIL Lookup)<\/th>\n<\/tr>\n
0W-20<\/td>\nSEOA5<\/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 Details and Torque Specs<\/h2>\n

When performing an oil change on the LZ0 diesel engine, ensure you follow the correct torque specifications to prevent leaks or damage to the components.<\/p>\n

\n\n\n\n
Component<\/th>\nTorque Specification<\/th>\n<\/tr>\n
Oil Drain Plug<\/td>\n18 ft\/lbs<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Maintenance Note:<\/strong> Always replace the drain plug seal when changing the oil.<\/p>\n

Automatic Transmission Fluid Specifications<\/h2>\n

The 2023 Silverado 1500 uses specific transmission requirements for the 10-speed models (10L80\/MQC and 10L80\/MQB). The AMSOIL lookup note references the WSS-M2C949-A specification, which was developed by Ford and GM; products meeting this are available under DEXRON ULV and MERCON ULV tradenames.<\/p>\n

Transmission Capacity (10L80\/MQC)<\/h3>\n
\n\n\n\n\n\n
Fill Type<\/th>\nCapacity<\/th>\n<\/tr>\n
With Cooler (Total Fill)<\/td>\n12 quarts<\/td>\n<\/tr>\n
Trans Only (Total Fill)<\/td>\n11.6 quarts<\/td>\n<\/tr>\n
Initial Fill<\/td>\n8.1 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Transmission Capacity (10L80\/MQB)<\/h3>\n
\n\n\n\n\n
Fill Type<\/th>\nCapacity<\/th>\n<\/tr>\n
With Cooler (Total Fill)<\/td>\n12 quarts<\/td>\n<\/tr>\n
Trans Only (Total Fill)<\/td>\n11.6 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Transfer Case Maintenance<\/h2>\n

For vehicles with the MP3015 or 25 transfer case, specific capacities and torque values must be observed during service.<\/p>\n

\n\n\n\n\n\n
Component<\/th>\nTorque \/ Capacity<\/th>\n<\/tr>\n
Transfer Case Drain Plug<\/td>\n15 ft\/lbs<\/td>\n<\/tr>\n
Transfer Case Fill Plug<\/td>\n15 ft\/lbs<\/td>\n<\/tr>\n
Capacity (MP3015, 25)<\/td>\n3.2 pints<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Maintenance Note:<\/strong> Apply high-performance thread sealant to the threads of both the drain and fill plugs before installing.<\/p>\n

Coolant Specifications<\/h2>\n

Maintaining the cooling system is vital for diesel engine longevity. The capacities vary between the engine and the charge air cooling system.<\/p>\n

\n\n\n\n\n
System<\/th>\nCapacity<\/th>\n<\/tr>\n
Engine<\/td>\n13.8 quarts<\/td>\n<\/tr>\n
Charge Air Cooling System<\/td>\n5.6 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Diesel maintenance notes for this vehicle<\/h2>\n

Based on the technical context of the 3.0L LZ0 Duramax engine, owners should prioritize several key areas:<\/p>\n