Chevrolet/GMC 2.8L Duramax Diesel Engine Supplement (GMNA-Localizing-
U.S./Canada-14465442) - 2021 - CRC - 2/3/20
Service and Maintenance 75
Maintenance Schedule Additional
Required Services - Normal12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi 60 000 km/37,500 mi
72 000 km/45,000 mi84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi 120 000 km/75,000 mi 132 000 km/82,500 mi
144 000 km/90,000 mi 156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi 204 000 km/127,500 mi 216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Perform Required Services. Check engine oil level and oil
life percentage. Change engine oil and filter, if needed.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace engine air cleaner filter. (1)@ @@
Drain and fill engine cooling system. (2)@
Visually inspect accessory drive belts. (3)@
Replace timing belt.@
Replace fuel filter. (Pickup) (4)@@@@
Replace fuel filter. (Van) (4)@@@@@
Footnotes—Maintenance Schedule
Additional Required Services - Normal
(1) Or every four years, whichever comes
first. If driving in dusty conditions, inspect
the filter at each oil change or more often
as needed. See Engine Air Cleaner/Filter
0 58. (2)
Or every five years, whichever comes
first. See Cooling System 060.
(3) Or every 10 years, whichever comes first.
Inspect for fraying, excessive cracking,
or damage; replace, if needed. (4)
Or every two years, or when the
CHANGE FUEL FILTER message in the Driver
Information Center (DIC) comes on,
whichever comes first. The fuel filter may
need to be replaced more often based on
biodiesel usage, driving in climates with
severe dust, off-road driving, or towing a
trailer for extended periods.
Chevrolet/GMC 2.8L Duramax Diesel Engine Supplement (GMNA-Localizing-
U.S./Canada-14465442) - 2021 - CRC - 2/3/20
76 Service and Maintenance
Maintenance Schedule Additional
Required Services - Severe12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi 60 000 km/37,500 mi
72 000 km/45,000 mi84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi 120 000 km/75,000 mi 132 000 km/82,500 mi
144 000 km/90,000 mi 156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi 204 000 km/127,500 mi 216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Perform Required Services. Check engine oil level and oil
life percentage. Change engine oil and filter, if needed.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace engine air cleaner filter. (1)@ @@
Change automatic transmission fluid and filter.@@@
Drain and fill engine cooling system. (2)@
Visually inspect accessory drive belts. (3)@
Replace timing belt.@
Replace fuel filter. (Pickup) (4)@@@@
Replace fuel filter. (Van) (4)@@@@@
Footnotes—Maintenance Schedule
Additional Required Services - Severe
(1) Or every four years, whichever comes
first. If driving in dusty conditions, inspect
the filter at each oil change or more often
as needed. See Engine Air Cleaner/Filter
0 58. (2)
Or every five years, whichever comes
first. See Cooling System 060.
(3) Or every 10 years, whichever comes first.
Inspect for fraying, excessive cracking,
or damage; replace, if needed. (4)
Or every two years, or when the
CHANGE FUEL FILTER message in the Driver
Information Center (DIC) comes on,
whichever comes first. The fuel filter may
need to be replaced more often based on
biodiesel usage, when driving in climates
with excessive dust, or when off-road driving
or towing a trailer for extended periods.
