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2018 Ram ProMaster City Cargo maintenance schedule

The 2018 ProMaster City Cargo is part of the 1st Gen (VM) (2015-2022). Below: its service intervals with the source behind each one, the fluids it takes, the problems owners report for this year, and the NHTSA recalls issued for it.

Service schedule

What the 2018 ProMaster City Cargo needs, and when

All 11 of these items come from Ram's own published schedule. Manufacturer rows link to Ram's own schedule, Independent rows to a service shop or parts retailer's published guide.

ServiceIntervalSource
Engine oil and filter

Do not exceed oil life monitor recommendations.

10,000 mi / 1 yearManufacturer
Engine air filter

More frequent in dusty conditions.

30,000 mi / 3 yearsManufacturer
Cabin air filter

Replace more frequently in dusty conditions.

20,000 mi / 2 yearsManufacturer
Tire rotation

Rotate at first sign of irregular wear.

10,000 mi / 1 yearManufacturer
Brake fluid

Mileage intervals do not apply.

2 yearsManufacturer
Engine coolant

Flush and replace at 10 years or 150,000 miles.

150,000 mi / 10 yearsManufacturer
Transmission fluid

Recommended fluid change (not just drain and fill).

No scheduled replacementManufacturer
Spark plugs

Mileage-based only; yearly intervals do not apply.

100,000 miManufacturer
Serpentine belt

Inspect accessory drive belt tensioner and pulley at 100k.

150,000 mi / 15 yearsManufacturer
PCV valve

Inspect and replace if necessary.

100,000 mi / 10 yearsManufacturer
12V battery

Inspect at every oil change.

Inspect, replace as neededManufacturer

Intervals are for normal driving; towing, short trips, extreme heat or dust shorten them. Services we could not find an interval for are left off rather than guessed.

Fluids and engines

What goes in it

Engine oil
0W-20, 5.5 qt
Coolant
Mopar OAT 10-Year/150k
Transmission fluid
Mopar ZF 8&9 Speed ATF

Powertrains in this generation

  • 2.4L 4-cyl (ED6), 178 hp, 9-Speed Automatic, FWD

Confirm the exact spec against the owner's manual or the label under the hood; capacities vary by engine and drivetrain.

Known problems

What 2018 ProMaster City Cargo owners run into

Problems reported for this model year, with the mileage they tend to show up at. Buying past a window is not automatically a pass - it just needs to be priced in.

Excessive Oil Consumption (Tigershark)

high severity

$4,500-$9,000 to fix

Loss of oil, blue smoke, sudden stalling/seizure

Source: au7o.io

ZF 9HP Transmission Failure

high severity

From about 40,000 mi · $0-$5,000 to fix

Harsh/jerky 1-2 shifting, delayed engagement

Source: au7o.io

Safety recalls

2 NHTSA recalls for the 2018 Ram ProMaster City Cargo

From NHTSA's recall database, matched by model and year. Recall repairs are free at Ram dealers, and a given car may already be fixed or fall outside a campaign, so check the VIN at nhtsa.gov/recalls before you buy.

Steering

NHTSA 18V149000

March 2018

Chrysler (FCA US LLC) is recalling certain 2018 RAM ProMaster City vehicles. The gears within the hydraulic rack and pinion steering system may have a casting defect that can cause a crack and a loss of hydraulic steering fluid.

Remedy: Chrysler will notify owners, and dealers will inspect the steering gear housing, replacing any affected rack-and-pinion assembly, free of charge. The recall began March 13, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U23.

Equipment

NHTSA 18V129000

February 2018

Chrysler (FCA US LLC) is recalling certain 2018 RAM ProMaster City vehicles. The Tire Placards on these vehicles may indicate the incorrect total number of occupants allowed. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."

Remedy: Chrysler will notify owners, and dealers will install a corrected tire placard, free of charge. The recall began March 15, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U17.

Other ProMaster City Cargo model years

1st Gen (VM) (2015-2022)

20152016201720182019202020212022

Shopping new? The Ram ProMaster City Cargo guide covers the current model, with what it costs to keep for 1 to 15 years.

Sources

Researched 2026-09-21. Modeling, not mechanic advice - always confirm against your car's owner's manual and service records.

Running a ProMaster City Cargo for income?

Carlyle scores the exact listing on cost per remaining mile and projected Turo income, so you know what a 2018 ProMaster City Cargo earns before you buy it.

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