Duramax 3.0 Maintenance Serviceability

Helpful Part Numbers

If you redirect to Amazon through my site and purchase within 24 hours, I get a referral credit. Thanks for supporting the channel!

(verify part fitment of all parts with supplier)

Common Filters:

Oil Filter - AC Delco PF66 (55495105)

Air Filter - AC Delco A3244C (84121219)

Fuel Filter - AC Delco TP1015 (23304096)

Cabin Filter - AC Delco CF185 (13508023)

Transmission Filter - AC Delco ?? (24273800)

 

Common Fluids:

Engine Oil - DexosD 0w20 - AC Delco 10-9277 (19370138)

Coolant - DEX-COOL - AC Delco 10-101 (12346290)

Brake Fluid - DOT 4 AC Delco 10-4086 (19299570)

Power Steering Fluid - Not applicable (EPS)

Transmission Fluid - DEXRON ULV - AC Delco 10-4107 (19352619)

Transfer Case: DEXRON VI ATF - AC Delco 10-9294 (88865601)

Rear Differential: (SU8) 9.5", 3.23 gear - Dexron Low Viscosity 75W-85 AC Delco 10-4122 GM: 19368514 All Others - High Efficiency 75W-85 AC Delco 10-4091 GM: 19300457

Front Differential: (SU4) 8.5" - 10-4091 / 19300457 High Efficiency 75W-85 (SU5) 8.5" - 10-4122 / 19368514 Dexron Low Viscosity 75W-85

 

Fluid Capacities:

Engine: 7 qts w/ filter change

Coolant: ?? (let me know if you find out)

Transmission: 8.1 qts filter change, 12.08 qts system capacity

Transfer Case: 1.6 qts

Rear Diff: 2.59 - 2.75 qts

Front Diff: 1.14 - 1.67 qts

Brake Fluid: 1.05 qts

Helpful Parts and Tools working on a Duramax 3.0