Chevrolet Low Cab Forward 4500 2019 Series Owner's Manual page 274

No. Service Interval
10 Engine Accessory Drive Belt(s) (2)
11 Evaporative Control System (2) (6)
12 Shields and Underhood Insulation (5)
13 Air Intake System (5)
Thermostatically Controlled Engine
14
Cooling Fan (5)
15 Automatic Transmission Fluid
16 Rotate Tires
17 Brake Lining and Pad for Wear
Brake drum and rotor for wear and
18
damage
Brake Electric Vacuum Pump (4500
19
Series)
20 Brake Fluid
21 Brake Line and Hoses
22 Hydraulic Unit
23 Differential Gear Oil
24 Power Steering Fluid
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- I - I - I
- - - I - -
- I - I - I
I I I I I I
I I I I I I
- - - I - -
I I I I I I
I I I R I I
- - - I - -
I I I R I I
- - - - R -
Service and Maintenance
Every 60 000 km (37,500 mi): I
Every 160 000 km (100,000 mi): R
- - I - - -
- I - I - I
- I - - - I
- I - I - I
R I I I I I
Every 12 000 km (7,500 mi)
I I I I I I
- I - - - I
I I I I I I
I R I I I R
- I - - - I
Every 10 Years: R
I R I I I R
- - - R - -
Service
intervals
months or
kilometers
(miles)
whichever
occurs
first (1)
- - - -
- I - I
- - - I
- I - I or every 12 months
I R I I
I I I I
- - - I or every 12 months
I I I I or every 12 months
I I I R or every 24 months
- - - I or every 12 months
I I I R or every 24 months
- - R - or every 24 months
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