{"id":533,"date":"2026-06-19T00:05:30","date_gmt":"2026-06-19T04:05:30","guid":{"rendered":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2023-jeep-gladiator-3-0l-6-cyl-diesel-turbo-maintenance-guide\/"},"modified":"2026-06-19T00:05:30","modified_gmt":"2026-06-19T04:05:30","slug":"2023-jeep-gladiator-3-0l-6-cyl-diesel-turbo-maintenance-guide","status":"publish","type":"post","link":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2023-jeep-gladiator-3-0l-6-cyl-diesel-turbo-maintenance-guide\/","title":{"rendered":"2023 Jeep Gladiator 3.0L Diesel Maintenance Guide: Oil, Filters & Fluids"},"content":{"rendered":"
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\"AMSOIL
AMSOIL diesel oil guide for trucks, vans, SUVs and diesel engines<\/figcaption><\/figure>\n

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

The 2023 Jeep Gladiator with the 3.0L 6-cylinder Engine Code [M] EXJ M Diesel Turbo requires an oil viscosity of 5W-40 for all temperatures. The engine oil capacity is 9 quarts when performing a service with a filter change. AMSOIL recommends using AMSOIL 5W-40 FS 100% Synthetic European Motor Oil<\/a> (EFMQT-EA<\/a>) for this application.<\/p>\n

AMSOIL product recommendations<\/h2>\n

Based on the AMSOIL lookup data, here are the recommended products for your 3.0L Diesel Jeep Gladiator:<\/p>\n

Engine Oil & Filter<\/h3>\n
\n\n\n\n\n
Product Name<\/th>\nPart Code<\/th>\n<\/tr>\n
AMSOIL 5W-40 FS 100% Synthetic European Motor Oil<\/td>\nEFMQT-EA<\/a><\/td>\n<\/tr>\n
WIX Oil Filter<\/td>\nWL10614-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Coolant & Brake Fluid<\/h3>\n
\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
AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid<\/td>\nBFLVCN-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Transmission & Transfer Case<\/h3>\n
\n\n\n\n\n\n\n
Product Name<\/th>\nPart Code<\/th>\n<\/tr>\n
AMSOIL Signature Series Fuel-Efficient ATF<\/td>\nATLPK-EA<\/a><\/td>\n<\/tr>\n
AMSOIL OE Fuel-Efficient ATF<\/td>\nOTLQT-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Signature Series Multi-Vehicle ATF<\/td>\nATFPK-EA<\/a><\/td>\n<\/tr>\n
AMSOIL OE Multi-Vehicle ATF<\/td>\nOTFQT-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Engine Oil Specifications & Details<\/h2>\n

Proper lubrication is critical for the 3.0L Diesel Turbo engine to manage soot and heat effectively.<\/p>\n

Oil Viscosity and Capacity<\/h3>\n
\n\n\n\n\n\n
Specification<\/th>\nValue<\/th>\n<\/tr>\n
AMSOIL lookup oil grade<\/td>\nSEO50<\/td>\n<\/tr>\n
Viscosity<\/td>\n5W-40 (All TEMPS)<\/td>\n<\/tr>\n
Capacity (with filter)<\/td>\n9 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Note:<\/strong> After refilling, always check the oil level. The oil drain plug torque specification is 33 ft\/lbs.<\/p>\n

Oil Filter Information<\/h3>\n

The AMSOIL lookup recommends a WIX Oil Filter<\/a> (WL10614-EA<\/a>). This premium media is designed to help reduce engine wear and offers OEM drain intervals.<\/p>\n

Transmission & Driveline Fluids<\/h2>\n

The 2023 Jeep Gladiator uses specific transmission configurations that require precise fluid types.<\/p>\n

Automatic Transmission (8HP75)<\/h3>\n
\n\n\n\n\n
Detail<\/th>\nSpecification<\/th>\n<\/tr>\n
Transmission Model<\/td>\n8HP75 (SL076)<\/td>\n<\/tr>\n
Total Fill Capacity<\/td>\n9.5 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Manual Transmission (AL6 6-SPD)<\/h3>\n
\n\n\n\n\n
Detail<\/th>\nSpecification<\/th>\n<\/tr>\n
Transmission Model<\/td>\nAL6 (6-SPD AP4 All TEMPS)<\/td>\n<\/tr>\n
Capacity<\/td>\n4.6 pints<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Transfer Case Lubricant<\/h3>\n

For the MP3022C transfer case, the capacity is 3.8 pints. Fill the transfer case to the bottom edge of the fill plug opening. The drain and fill plug torque specification is 21 ft\/lbs.<\/p>\n

Cooling System Specifications<\/h2>\n

Maintaining proper engine temperature is vital for diesel longevity.<\/p>\n

\n\n\n\n
Detail<\/th>\nValue<\/th>\n<\/tr>\n
Total Capacity<\/td>\n14.5 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

AMSOIL offers two options: a 50\/50 pre-mix (ANTPC1G-EA<\/a>) and a concentrated propylene glycol version (ANT1G-EA<\/a>) which requires mixing with distilled or high-quality water.<\/p>\n

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