2021 RAM CHASSIS CAB service

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Page 352 of 463

RAM CHASSIS CAB 2021  Owners Manual 
350IN CASE OF EMERGENCY  
TOWING A DISABLED VEHICLE  
This section describes procedures for towing a disabled vehicle using a commercial towing service. If the transmission and drivetrain are operabl

Page 355 of 463

RAM CHASSIS CAB 2021  Owners Manual 
353
SERVICING AND MAINTENANCE
SCHEDULED SERVICING — GASOLINE 
ENGINE  
Your vehicle is equipped with an automatic
oil change indicator system. The oil change 
indicator system will remind you that

Page 356 of 463

RAM CHASSIS CAB 2021  Owners Manual 
354SERVICING AND MAINTENANCE  
MAINTENANCE PLAN
Refer to the maintenance plan on the following 
pages for required maintenance. More frequent 
maintenance may be needed in severe 
conditions, such as

Page 358 of 463

RAM CHASSIS CAB 2021  Owners Manual 
356SERVICING AND MAINTENANCE  
(Continued)
Change the automatic transmission fluid and sump filter 
(AS66RC Transmission Only). X
X
Inspect the transfer case fluid, change for any of the following:

Page 359 of 463

RAM CHASSIS CAB 2021  Owners Manual 
SERVICING AND MAINTENANCE357
SCHEDULED SERVICING — DIESEL ENGINE 
Required Maintenance Intervals
Refer to the maintenance plan on the following 
pages for the required maintenance intervals. 
More

Page 360 of 463

RAM CHASSIS CAB 2021  Owners Manual 
358SERVICING AND MAINTENANCE  
An authorized dealer will reset the oil change 
indicator message after completing the 
scheduled oil change. If a scheduled oil change 
is performed by someone other t

Page 361 of 463

RAM CHASSIS CAB 2021  Owners Manual 
SERVICING AND MAINTENANCE359
MAINTENANCE PLAN — CUMMINS DIESEL ENGINE 
Mileage or time passed 
(whichever comes first):
7,500
15,000
22,500
30,000
37,500
45,000
52,500
60,000
67,500
75,000
82,500
9

Page 365 of 463

RAM CHASSIS CAB 2021  Owners Manual 
SERVICING AND MAINTENANCE363
(Continued)

Inspection and service should also be performed 
anytime a malfunction is observed or suspected. 
Retain all receipts.
 Flush and replace engine 
coolant. **