U.S. vehicle reference
2018 Jeep Grand Cherokee Specs, MPG and Recalls
2018 Jeep Grand Cherokee oil capacity, oil type, tire sizes and service specifications by engine, with EPA ratings and NHTSA recall records below.
At a glance
2018 Jeep Grand Cherokee reference
Use the summary to orient yourself, then open the exact engine, drivetrain and source record below.
OE tire size
Not published
2018 Jeep Grand Cherokee Oil Capacity and Oil Type
Oil specification
API Certified; FCA Material Standard MS-6395
Source
3.6L V6 2WD/4WD manufacturer referencesAccessed 2026-09-05Oil filter
Not published
2018 Jeep Grand Cherokee Wheel Torque Specs
Fluids
Transmission capacity
Not published
Transmission fluid
Mopar ZF 8&9 Speed ATF or equivalent
Source
3.6L V6 2WD/4WD manufacturer referencesAccessed 2026-09-05Coolant type
Mopar OAT antifreeze/coolant, 10 Year/150,000 Mile Formula
Source
3.6L V6 2WD/4WD manufacturer referencesAccessed 2026-09-05Brake fluid
Mopar DOT 3 Brake Fluid; SAE J1703
Source
3.6L V6 2WD/4WD manufacturer referencesAccessed 2026-09-05Power steering fluid
Not published
Differential fluid
Mopar GL-5 Synthetic Axle Lubricant SAE 75W-85; rear ELSD requires friction modifier
Source
3.6L V6 2WD/4WD manufacturer referencesAccessed 2026-09-052018 Jeep Grand Cherokee Towing Capacity
Towing capacity
Not published
Payload capacity
Not published
3.6L V6 2WD/4WD manufacturer references
2018 Jeep Grand Cherokee Owner's Manual Accessed 2026-09-052018 Jeep Grand Cherokee oil capacity by engine
These are the compiled configurations. An engine name alone may not identify the tire package or transmission. Read the configuration label and source before choosing parts.
| Configuration | Oil with filter | Oil type | Source | Calculator |
|---|---|---|---|---|
| 3.6L V6 2WD/4WD | 6 US qt | SAE 0W-20 | 2018 Jeep Grand Cherokee Owner's Manual Accessed 2026-09-05 | Use this capacity |
| 5.7L V8 4WD | 7 US qt | SAE 5W-20 | 2018 Jeep Grand Cherokee Owner's Manual Accessed 2026-09-05 | Use this capacity |
| 3.0L Diesel 2WD | 8 US qt | 5W-40 synthetic | 2018 Jeep Grand Cherokee Diesel Supplement Accessed 2026-09-052018 Jeep Grand Cherokee Owner's Manual Accessed 2026-09-05 | Use this capacity |
| 3.0L Diesel 4WD | 8 US qt | 5W-40 synthetic | 2018 Jeep Grand Cherokee Diesel Supplement Accessed 2026-09-052018 Jeep Grand Cherokee Owner's Manual Accessed 2026-09-05 | Use this capacity |
| 6.2L Supercharged 4WD | 8.3 US qt | SAE 0W-40 full synthetic | 2018 Jeep Grand Cherokee SRT Owner's Manual Accessed 2026-09-05 | Use this capacity |
| 6.4L SRT 4WD | 7 US qt | SAE 0W-40 full synthetic | 2018 Jeep Grand Cherokee SRT Owner's Manual Accessed 2026-09-05 | Use this capacity |
2018 Jeep Grand Cherokee MPG by engine and drivetrain
EPA combined ratings run from 13 to 25 mpg across 7 configurations. Match the engine, transmission and drivetrain in the table before comparing fuel costs.
| Engine / transmission | City | Highway | Combined | Annual fuel | CO₂ |
|---|---|---|---|---|---|
| 3.6L 6-cylinderAutomatic 8-spd · Rear-Wheel Drive · Regular Gasoline | 19 mpg | 26 mpg | 21 mpg | $2,950 | 414 g/mi |
| 3.6L 6-cylinderAutomatic 8-spd · All-Wheel Drive · Regular Gasoline | 18 mpg | 25 mpg | 21 mpg | $2,950 | 427 g/mi |
| 6.4L 8-cylinderAutomatic 8-spd · All-Wheel Drive · Premium Gasoline | 13 mpg | 19 mpg | 15 mpg | $5,050 | 592 g/mi |
| 5.7L 8-cylinderAutomatic 8-spd · All-Wheel Drive · Midgrade Gasoline | 14 mpg | 22 mpg | 17 mpg | $4,150 | 533 g/mi |
| 6.2L 8-cylinder superchargedAutomatic 8-spd · All-Wheel Drive · Premium Gasoline | 11 mpg | 17 mpg | 13 mpg | $5,850 | 664 g/mi |
| 3.0L 6-cylinder turboAutomatic 8-spd · Rear-Wheel Drive · Diesel | 22 mpg | 30 mpg | 25 mpg | $3,200 | 408 g/mi |
| 3.0L 6-cylinder turboAutomatic 8-spd · All-Wheel Drive · Diesel | 21 mpg | 28 mpg | 24 mpg | $3,300 | 432 g/mi |
Annual fuel figures are the EPA snapshot at the source date. The calculator below uses the separately dated fuel-price record and your inputs, so the estimates may differ.
2018 Jeep Grand Cherokee annual fuel cost calculator
Start with the combined MPG for 3.6L 6-cylinder, Automatic 8-spd, Rear-Wheel Drive. Replace it with your measured gas mileage and local pump price for a personal budget.
Formula annual miles ÷ MPG × gasoline price
Fuel cost per mile equals gasoline price divided by MPG. Multiply by your annual mileage for a yearly fuel budget. Add maintenance to estimate cost per mile.
2018 Jeep Grand Cherokee recall campaigns
NHTSA returned 11 model-level campaign records as of 2026-09-04. A campaign record does not establish whether your vehicle is affected or whether a repair is outstanding. Check your VIN through NHTSA.
POWER TRAIN:AUTOMATIC TRANSMISSION · 18V280000
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.
ELECTRICAL SYSTEM:WIRING · 18V332000
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.
EQUIPMENT:ACCESSORY:FLOOR MAT · 18V759000
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.
EQUIPMENT:ACCESSORY:FLOOR MAT · 18E097000
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.
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE) · 20V699000
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.
ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD · 18V524000
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.
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS · 18V048000
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.
FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP · 22V406000
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:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE · 22V426000
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 · 23V411000
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.
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE · 24V838000
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.
2018 Jeep Grand Cherokee NHTSA safety ratings
| Vehicle | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2018 Jeep Grand Cherokee SUV 2WD | 4/5 | 4/5 | 5/5 | 3/5 |
| 2018 Jeep Grand Cherokee SUV 4WD | 4/5 | 4/5 | 5/5 | 4/5 |
Confirm the engine, tire package and service procedure
Match your engine and transmission with the configuration selector. Check the door-jamb tire label for your installed wheel package and cold pressure. A capacity is not a substitute for the filling procedure in the owner's manual; transmission change quantities and total system capacities can describe different jobs.
Fields marked Not published have no compiled value here. They do not mean zero capacity, no maintenance requirement or permission to substitute a part. Request a specification correction with the exact year, engine and manufacturer reference.
Frequently asked questions
How much oil does a 2018 Jeep Grand Cherokee take?
3.6L V6 2WD/4WD: 6 US qt with filter; SAE 0W-20. 5.7L V8 4WD: 7 US qt with filter; SAE 5W-20. 3.0L Diesel 2WD: 8 US qt with filter; 5W-40 synthetic. 3.0L Diesel 4WD: 8 US qt with filter; 5W-40 synthetic. 6.2L Supercharged 4WD: 8.3 US qt with filter; SAE 0W-40 full synthetic. 6.4L SRT 4WD: 7 US qt with filter; SAE 0W-40 full synthetic.
What tire size and wheel torque does the 2018 Jeep Grand Cherokee use?
3.6L V6 2WD/4WD: tire size not published; 130 ft-lb. 5.7L V8 4WD: tire size not published; 130 ft-lb. 3.0L Diesel 2WD: tire size not published; 130 ft-lb. 3.0L Diesel 4WD: tire size not published; 130 ft-lb. 6.2L Supercharged 4WD: tire size not published; 110 ft-lb. 6.4L SRT 4WD: tire size not published; 110 ft-lb.
What is the 2018 Jeep Grand Cherokee gas mileage?
EPA combined ratings run from 13 to 25 mpg across 7 configurations. Match the engine, transmission and drivetrain in the table before comparing fuel costs.
Are these real-world MPG figures for the Grand Cherokee?
These are EPA ratings, not owner-reported mileage. Use your measured MPG in the calculator to estimate your own fuel budget. The configuration table keeps city, highway and combined ratings separate.
Does the 2018 Jeep Grand Cherokee have recalls?
NHTSA returned 11 model-level campaign records as of 2026-09-04. A campaign record does not establish whether your vehicle is affected or whether a repair is outstanding. Check your VIN through NHTSA.
Does annual fuel cost include servicing or insurance?
No. The EPA cost and the calculator cover fuel only. Use the cost-per-mile calculator to add a maintenance allowance. Insurance, depreciation, finance costs and registration are separate ownership expenses.
Compare similar vehicles
Sources and record dates
U.S. EPA FuelEconomy.gov vehicle dataset Accessed 2026-09-05U.S. EIA public gasoline price table Accessed 2026-09-05NHTSA Recalls API Accessed 2026-09-04NHTSA 5-Star Safety Ratings API Accessed 2026-09-052018 Jeep Grand Cherokee Owner's Manual Accessed 2026-09-052018 Jeep Grand Cherokee Diesel Supplement Accessed 2026-09-052018 Jeep Grand Cherokee SRT Owner's Manual Accessed 2026-09-05Last updated