Recommended Maintenance & Wear Parts for a 2018 Jeep Grand Cherokee
The common service parts a 2018 Jeep Grand Cherokee needs — typical replacement intervals, what to watch for, and where to buy each one. Confirm exact fitment by VIN before purchasing.
The 2018 Jeep Grand Cherokee shares the same core maintenance and wear items as most vehicles — brakes, filters, spark plugs, a 12V battery, belts and cooling parts — each with its own typical replacement interval. This 2018 Jeep Grand Cherokee is 4820 mm long and 2121 kg (NHTSA data), and the exact part numbers depend on its trim and engine, which the year/make/model alone don't capture. The guide below lists the common service parts with typical intervals and where to buy them; decode your 17-character VIN to confirm the exact guaranteed-fit part for your build.
Last updated: · Specs: NHTSA vPIC · Recalls: NHTSA
2018 Jeep Grand Cherokee maintenance & wear parts
Intervals marked OEM are manufacturer-recommended for this vehicle; the rest are typical guidelines. Your real schedule still varies by engine, trim and driving conditions — Always follow your owner's manual and confirm the exact part by VIN before buying.
| Part | System | Typical interval | Common signs | Shop |
|---|---|---|---|---|
| Brake Pads | Brakes | Every 40,000–70,000 km | Squeal, grinding, longer stops | Shop → |
| Brake Rotors | Brakes | With pads / if warped | Pedal pulsation, deep scoring | Shop → |
| Oil Filter | Engine | Every 10,000 mi OEM | Replaced with the oil | Shop → |
| Engine Air Filter | Engine | Every 30,000 mi OEM | Low MPG, weak acceleration | Shop → |
| Cabin Air Filter | HVAC | Every 20,000 mi OEM | Weak airflow, musty smell | Shop → |
| Spark Plugs | Ignition | Every 100,000 mi OEM | Rough idle, misfires | Shop → |
| 12V Battery | Electrical | Every 3–5 years | Slow crank, dim lights | Shop → |
| Alternator | Electrical | As needed (no fixed interval) | Battery light, dimming lights | Shop → |
| Starter Motor | Electrical | As needed (no fixed interval) | Click on start, no-crank | Shop → |
| Wiper Blades | Exterior | Every 6–12 months | Streaking, chattering | Shop → |
| Headlight Bulbs | Lighting | As needed (when dim or out) | One side dim or burnt out | Shop → |
| Serpentine Belt | Engine | Every 100,000 mi OEM | Squeal on cold start, cracks | Shop → |
| Fuel Filter | Fuel System | Every 30,000 mi OEM | Hard start, hesitation | Shop → |
| Radiator | Cooling | As needed (leaks / overheating) | Overheating, coolant leak | Shop → |
| Water Pump | Cooling | Often done with the timing belt | Coolant leak, whine, overheat | Shop → |
2018 Jeep Grand Cherokee specifications
| Specification | Value |
|---|---|
| Make | Jeep |
| Model | Grand Cherokee |
| Model Year | 2018 |
| Overall Length (mm) | 4820 |
| Overall Width (mm) | 1940 |
| Overall Height (mm) | 1760 |
| Wheelbase (mm) | 2920 |
| Curb Weight (kg) | 2121 |
| Front Track (mm) | 1330 |
| Rear Track (mm) | 1690 |
| Front Overhang (mm) | 400 |
| Rear Overhang (mm) | 910 |
| Wheelbase Detail (mm) | 1270 |
| Track Width (mm) | 880 |
| Ground Clearance (mm) | 1020 |
| Models Jeep offered in 2018 | 7 |
Source: NHTSA vPIC / Canadian Vehicle Specifications. Linear dimensions in mm; weight in kg. Your exact build may vary by trim — decode your VIN to confirm.
Open recalls on the 2018 Jeep Grand Cherokee (11)
The NHTSA database lists 11 safety recalls for the 2018 Jeep Grand Cherokee, affecting: POWER TRAIN, ELECTRICAL SYSTEM, EQUIPMENT, ENGINE AND ENGINE COOLING, FUEL SYSTEM, GASOLINE, FUEL SYSTEM, DIESEL. A recall repair is free at a franchised dealer. Check whether yours is affected by your exact VIN.
| Component | Summary |
|---|---|
| POWER TRAIN · AUTOMATIC TRANSMISSION | 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 transmis… |
| ELECTRICAL SYSTEM · WIRING | 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 Chassi… |
| EQUIPMENT · ACCESSORY | 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 clearan… |
| EQUIPMENT · ACCESSORY | 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 Tech… |
| ENGINE AND ENGINE COOLING · EXHAUST SYSTEM | 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 a… |
| ELECTRICAL SYSTEM · WIRING | 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 Chr… |
See all recalls for the 2018 Jeep Grand Cherokee → · Source: NHTSA. Confirm by VIN before assuming a recall applies.
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Decode my VIN →Frequently asked questions
What maintenance parts does a 2018 Jeep Grand Cherokee need?
A 2018 Jeep Grand Cherokee uses the standard set of service and wear parts: brake pads and rotors, engine oil and air filters, a cabin air filter, spark plugs, a 12V battery, wiper blades, headlight bulbs, and cooling/belt components. Each has a typical replacement interval shown in the table above. The exact part number for your 2018 Jeep Grand Cherokee depends on its trim and engine — decode your VIN on VinSnap to confirm the correct part.
How often should parts be replaced on a 2018 Jeep Grand Cherokee?
Typical intervals are general guidelines, not exact figures: brake pads around 40,000–70,000 km, engine air filter every 20,000–30,000 km, spark plugs from 50,000 km (copper) up to 160,000 km (iridium), and the 12V battery every 3–5 years. Your real interval varies by engine, trim and driving conditions — always follow your owner's manual and confirm the part by VIN.
Where can I buy parts for a 2018 Jeep Grand Cherokee?
You can buy each part from major marketplaces using the "Shop" links above, which search that part for this 2018 Jeep Grand Cherokee. To avoid buying the wrong part, confirm exact fitment first: decode your VIN on VinSnap to get the precise part number for your build before purchasing.