2018 Jeep Grand Cherokee maintenance schedule

The 2018 Grand Cherokee is part of the WK2 generation (2014-2021), sold as an SUV. 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 Grand Cherokee needs, and when

5 of these 12 items come from Jeep's own published schedule. Manufacturer rows link to Jeep's own schedule, Independent rows to a service shop or parts retailer's published guide. Rows marked Unverified have no source Carlyle could confirm and are shown for completeness.

ServiceIntervalSource
Engine oil and filter

Severe duty 4,000-5,000 miles; 6.4L/6.2L strict 6,000 miles/6 months

10,000 mi / 1 yearIndependent
Engine air filter30,000 mi / 3 yearsIndependent
Cabin air filter20,000 mi / 2 yearsIndependent
Tire rotation

Rotate front-to-back or cross depending on tread type

10,000 mi / 1 yearIndependent
Brake fluid

Test annually, replace bi-annually

2 yearsManufacturer
Engine coolant

OAT coolant formulation

150,000 mi / 10 yearsManufacturer
Transmission fluid

Older models; newer units inspect unless leaking

60,000 miManufacturer
Spark plugs (3.6L, 5.7L)

Long-life iridium plugs

100,000 mi / 10 yearsIndependent
Serpentine belt

Inspect at 60k (approx. 100,000 mi benchmark)

Inspect, replace as neededIndependent
Differential and transfer case fluid (4WD)

Severe duty requires 30k; normal use 60k

30,000 mi / 3 yearsManufacturer
PCV valve

Inspect (approx. 100,000 mi benchmark)

Inspect, replace as neededUnverified
12V battery

Test annually; prone to failure after 3 years in extreme climates

Inspect, replace as neededManufacturer

Intervals are for normal driving; towing, short trips, extreme heat or dust shorten them.

Fluids and engines

What goes in it

Engine oil
0W-20 (3.6L post-2016) / 5W-20 (5.7L) / 0W-40 (6.4L/6.2L)
Coolant
Mopar OAT
Transmission fluid
ZF 8-Speed ATF

Powertrains in this generation

  • 3.6L 6-cyl (3.6L Pentastar V6), 290 hp, 8-speed Auto (ZF), 2WD / 4WD
  • 5.7L 8-cyl (5.7L HEMI V8), 360 hp, 8-speed Auto (ZF), 4WD
  • 3.0L 6-cyl diesel (3.0L EcoDiesel V6), 240 hp, 8-speed Auto (ZF), 4WD
  • 6.4L 8-cyl (6.4L HEMI V8 (SRT)), 475 hp, 8-speed Auto (ZF), 4WD
  • 6.2L 8-cyl (6.2L HEMI V8 SC (Trackhawk)), 707 hp, 8-speed Auto (ZF), 4WD

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 Grand Cherokee 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.

Quadra-Lift Air Suspension Failure

high severity

60,000-120,000 mi · $500-$3,000 to fix

Sagging suspension, compressor burnout

Source: avturo.com

Wheel Lug Stud Breakage

low severity

50,000-100,000 mi · $46-$64 to fix

Snapped studs during tire change

Source: repairpal.com

Safety recalls

11 NHTSA recalls for the 2018 Jeep Grand Cherokee

From NHTSA's recall database, matched by model and year. Recall repairs are free at Jeep 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.

Service brakes, hydraulic

NHTSA 24V838000

November 2024

Chrysler (FCA US, LLC) is recalling certain 2018-2019 Jeep Grand Cherokee and Dodge Durango vehicles. A malfunction in the antilock-brake system (ABS) module may incorrectly illuminate the brake lights and disable the ABS and electronic stability control (ESC). In addition, the vehicle operator may be able to start and shift out of Park without the brake pedal being applied.

Remedy: Dealers will replace the integrated pressure transducer and update the ABS module software, as necessary free of charge. Owner notification letters were mailed December 16, 2025. Owners may contact FCA customer service at 1-800-853-1403. FCA's number for this recall is 94B. This recall replaces previous recall number 22V-426. Vehicles previously remedied under 22V-426 will need to have the new remedy completed.

Engine and engine cooling

NHTSA 23V411000

June 2023

Chrysler (FCA US, LLC) is recalling certain 2014-2019 Ram 1500 and 2014-2020 Jeep Grand Cherokee vehicles equipped with 3.0L Diesel engines. The crankshaft position sensor tone wheel may delaminate, causing the engine to lose its ability to synchronize the fuel injector pulses and cam shaft timing, possibly resulting in an engine stall.

Remedy: Dealers will update the powertrain control module software to maintain vehicle propulsion, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed August 3, 2023. Some owner notification letters were mailed October 31, 2023. The remaining owner notification letters will be mailed at a future date, anticipated July 2024. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is 66A. This recall is an expansion of recall 20V-475.

Fuel system, diesel

NHTSA 22V406000

June 2022

Chrysler (FCA US, LLC) is recalling certain 2014-2020 Jeep Grand Cherokee, and 2014-2019 Ram 1500 vehicles equipped with 3.0L diesel engines. A high pressure fuel pump (HPFP) failure may introduce internal debris into the fuel system, potentially resulting in fuel starvation.

Remedy: Dealers will replace the HPFP, and inspect and replace, if necessary, additional fuel system components, free of charge. Interim notification letters informing owners of the safety risk were mailed July 21, 2022. Owner notification letters for were mailed for Jeep Grand Cherokee owners starting January 11, 2024. Owner notification letters for Ram 1500 owners were mailed March 7, 2024. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLS's number for this recall is Z46.

Service brakes, hydraulic

NHTSA 22V426000

June 2022

Chrysler (FCA US, LLC) is recalling certain 2018-2019 Jeep Grand Cherokee and Dodge Durango vehicles. A malfunction in the antilock-brake system (ABS) module may illuminate the brake lights, and allow the vehicle to start and shift out of Park without the brake pedal being applied.

Remedy: This recall is replaced by NHTSA recall number 24V838. Vehicles already repaired under this recall will need to have the new remedy completed. The remedy includes updated HCU/ABS module software that prevents the HCU/ABS module from falsely reading pressure in the primary circuit. FCA has decided to do a two-Phase Campaign remedy schedule. Phase 1 began November 17, 2022. Phase 2 begin date has not been determined yet. Interim owner notification letters explaining the safety risk were mailed July 28, 2020. Owner notification letters were mailed on November 29, 2022. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is Z48.

Engine and engine cooling

NHTSA 20V699000

November 2020

Chrysler (FCA US LLC) is recalling certain 2014-2019 Jeep Grand Cherokee vehicles equipped with the 3.0L EcoDiesel engines. The Exhaust Gas Recirculation (EGR) cooler may crack and allow pre-heated vaporized coolant to enter the EGR system. This mixture may combust inside the intake manifold.

Remedy: FCA US LLC will notify owners, and dealers will replace the EGR cooler, free of charge. Dealers will also inspect and, as necessary, replace the intake manifold. Parts are not currently available. Owners were mailed an interim notification on December 21, 2021. A second notification will be mailed when parts are available, currently expected to be around March 11, 2021. The recall began March 11, 2021. Owners may contact FCA US LLC customer service at 1-800-853-1403. FCA US LLC's number for this recall is W79.

October 2018

Chrysler (FCA US LLC) is recalling certain Mopar Floor Mats, part numbers 6ML07TRMAA and 6GA92TRMAA, sold as accessory equipment for 2018 Jeep Grand Cherokee Street and Racing Technology ("SRT") and Trackhawk vehicles. These floor mats may have insufficient clearance between the mat and the accelerator pedal, possibly inhibiting the pedal from returning to an idle position.

Remedy: Chrysler will notify owners, and dealers will replace any of the affected floor mats, free of charge. The recall began November 15, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is UB5.

October 2018

Chrysler (FCA US LLC) is recalling certain 2018 Jeep Grand Cherokee Street and Racing Technology (SRT) and Trackhawk vehicles. The driver's floor mat may have insufficient clearance between the mat and the accelerator pedal, possibly preventing the pedal from returning to the idle position.

Remedy: Chrysler will notify owners, and dealers will replace any of the affected floor mats, free of charge. The recall began November 15, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is UB3.

Electrical system

NHTSA 18V524000

August 2018

Chrysler (FCA US LLC) is recalling certain 2018 Jeep Renegade, Compass and Grand Cherokee, RAM 1500 and Promaster, Fiat 500x, Dodge Journey, Challenger, Charger and Durango and Chrysler 300x vehicles, 2017-2018 Jeep Wrangler, Dodge Grand Caravan and Chrysler Town and Country vehicles and 2018-2019 Jeep Cherokee and 2018 Chrysler Pacifica and Pacifica Hybrid vehicles. The powertrain control module may be equipped with a voltage regulator chip in the circuit board that may fail, causing a stall or a no start condition.

Remedy: Chrysler will notify owners, and dealers will replace the powertrain control module, free of charge. The recall began October 2, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U87.

Electrical system

NHTSA 18V332000

May 2018

Chrysler (FCA US LLC) is recalling certain 2014-2018 Dodge Journey, Charger and Durango, RAM 2500, 3500, 3500 Cab Chassis (more than 10,000lb), 4500 Cab Chassis and 5500 Cab Chassis, Jeep Cherokee and Grand Cherokee and Chrysler 300, 2014-2019 RAM 1500, 2015-2018 Dodge Challenger, 2015-2017 Chrysler 200, 2016-2018 RAM 3500 Cab Chassis (less than 10,000 lb), 2017-2018 Chrysler Pacifica and 2018 Jeep Wrangler vehicles. These vehicles are being recalled to address a defect that could prevent the cruise control system from disengaging. If, when using cruise control, there is a short circuit within the vehicle's wiring, the driver may not be able to shut off the cruise control either by depressing the brake pedal or manually turning the system off once it has been engaged, resulting in either the vehicle maintaining its current speed or possibly accelerating.

Remedy: Chrysler will notify owners, and dealers will inspect the software, and perform a software flash on the engine or powertrain control module, free of charge. The recall began June 4, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Note: Owners are advised to stop using cruise control until the software update has been performed. In the event that cruise control cannot be disengaged while driving, owners should firmly and steadily apply the brakes and shift the transmission to neutral, placing the vehicle in park once it has stopped.

Power train

NHTSA 18V280000

May 2018

Chrysler (FCA US LLC) is recalling certain 2018 Dodge Charger, Durango and Challenger, Jeep Grand Cherokee and Wrangler, Chrysler 300, and RAM 1500 vehicles. An incorrect transmission park lock rod may have been installed in the transmission.

Remedy: Chrysler will notify owners, and dealers will install the correct park lock rod, free of charge. The recall began June 28, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U43.

Fuel system, gasoline

NHTSA 18V048000

January 2018

Chrysler (FCA US LLC) is recalling certain 2018 Jeep Grand Cherokee Trackhawk vehicles equipped with a 6.2L Supercharged Engine. The fuel line may separate.

Remedy: Chrysler will notify owners, and dealers will inspect and, as necessary, replace the fuel line, free of charge. The recall began February 23, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U02.

Running costs

What maintenance typically costs

A typical year of maintenance
$634

Typical US independent-shop estimates for this generation; they vary by region and condition.

Other Grand Cherokee model years

WL (2022-2026)

WK2 (2014-2021)

Shopping new? The Jeep Grand Cherokee guide covers the current model, with what it costs to keep for 1 to 15 years.

Sources

Researched 2026-09-19. Modeling, not mechanic advice - always confirm against your car's owner's manual and service records.

Running a Grand Cherokee for income?

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

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