Chevrolet Low Cab Forward 6.7L 2022 Owner's Manual page 264

No. Service Interval
1 Engine noise check
2 Overhead set (2)
3 Engine oil and oil filter
4 Oil catch cup
(6)
5 Fuel filter
6 Pre-fuel filter/water separator
7 Air cleaner filter
8 Damage to air intake ducts and hoses
9 Drive belt, cooling fan
10 Cooling fan belt tensioner
11 Engine Cleaning (6)
12 Rotate tires (3)
13 Engine cooling system
x1,000 km 16 32
x1,000 miles 10 20
I
(2) (6)
I
-
-
I
-
-
-
A A
I
48 64 80 96 112
30 40 50 60 70
I I I I I I
Every 240,000 km (150,000 mi) or 5,000 hours: A
See Maintenance Schedule for Engine Oil & Filter
I I I I I I
- - - - R -
Every 1,000 hours: R
- - - - - -
I I I I I I
- I - - I -
- - - - I -
- - - - C -
A A A A A
I I I I I I
Service and Maintenance
Service intervals
months or kilometers
128 144 160 176 (miles) whichever
80 90 100 110 occurs first
I I I I
or every 12 months or
I I I I
300 hours
or every 18 months or
- - - -
2,000 hours
Replace per
- - - -
indicator
I I I I or every 12 months
- I - - or every 12 months
- I - - or every 12 months
- - - -
A A A A
I I I I or every 12 months
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