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2018 Jeep Grand Cherokee
2018 Jeep Grand Cherokee
Trailhawk - V6 3.6L
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POWER STEERING PUMP REPLACEMENT (JEEP GRAND CHEROKEE)

POWER STEERING PUMP REPLACEMENT (JEEP GRAND CHEROKEE)

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2018 Jeep Grand Cherokee Power Steering Pump Replacement? EPS System Check & Fix Guide

Step-by-step inspection to confirm EPS vs hydraulic steering, scan for codes, and plan the correct repair

2018 Jeep Grand Cherokee Power Steering Pump Replacement? EPS System Check & Fix Guide

Step-by-step inspection to confirm EPS vs hydraulic steering, scan for codes, and plan the correct repair

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đź”§ Grand Cherokee - Power Steering Pump Replacement

On your Grand Cherokee, the steering system is typically Electric Power Steering (EPS), which means there is no hydraulic power steering pump to replace (no belt-driven pump and usually no power steering fluid reservoir).

Before I write pump replacement steps, we need to confirm what you’re working on so you don’t buy parts you can’t use.

Difficulty Level: Intermediate | Estimated Time: 0.5-1.0 hours (verification/inspection)


⚠️ Safety & Precautions

  • ⚠️ Turn ignition OFF and keep the key/fob away from the vehicle while working near steering components.
  • ⚠️ Disconnect the negative battery cable before unplugging EPS connectors to prevent accidental motor movement and to reduce short-circuit risk.
  • ⚠️ If you raise the front end, support with jack stands on proper lift points—never rely on the jack.

đź”§ Required Tools

You'll need the following tools for this repair:

  • Safety glasses
  • Nitrile gloves
  • Flashlight
  • Trim clip tool
  • 10mm socket
  • 3/8" ratchet
  • Torque wrench (10-150 ft-lbs range)
  • Floor jack (rated 3-ton minimum)
  • Jack stands (rated 3-ton minimum)
  • Wheel chocks
  • OBD2 scan tool with Chrysler EPS/ABS access (specialty)

🔩 Required Parts

HowToo sells all the parts you need for this repair:

  • None (inspection/verification only) - Qty: 0

đź“‹ Before You Begin

  • Park on level ground, set the parking brake, and chock the rear wheels.
  • Center the steering wheel and confirm the front wheels point straight.
  • Disconnect the battery: use a 10mm socket to remove the negative terminal and isolate it so it can’t spring back.

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Confirm whether your Grand Cherokee has a hydraulic pump

  • Open the hood and use a flashlight to look for a round fluid reservoir labeled “Power Steering,” or a cap with a steering wheel icon.
  • Use the flashlight to check the front of the engine for a belt-driven pump with two hoses (a thicker low-pressure return hose and a high-pressure line).
  • If you do not see a reservoir/pump/hoses, you have EPS and there is no pump to replace.
  • EPS uses an electric motor, not fluid.

Step 2: Identify what actually failed (EPS vs. mechanical issue)

  • Plug in an OBD2 scan tool with Chrysler EPS/ABS access (specialty) and check for EPS-related fault codes (often stored in ABS/ESC/EPS modules).
  • Use a flashlight to inspect battery terminals and main grounds for looseness/corrosion (low voltage can trigger “Power Steering Assist” warnings).
  • Use a flashlight to inspect the steering rack area for damaged connectors/wiring.

Step 3: If you truly have EPS, plan the correct repair

  • If the scan tool shows EPS motor/module/rack faults, the “pump replacement” equivalent is typically replacing the EPS steering rack assembly (bigger job) or repairing power/ground/wiring.
  • If you want, I can write the full DIY steps for the EPS rack replacement, but I need one detail first (see questions below).

Step 4: If you truly have a hydraulic pump (rare on this platform), stop and confirm

  • Before buying parts, tell me what you found: reservoir present (yes/no) and pump driven by belt (yes/no).
  • If it is hydraulic, I’ll provide the correct pump R&R steps including fluid type and bleeding procedure for your Grand Cherokee.

âś… After Repair

  • If you scanned codes, use the OBD2 scan tool with Chrysler EPS/ABS access (specialty) to clear codes and re-check after a short drive.
  • Confirm steering assist feels normal at low speed and that no “Power Steering Assist” warnings return.
  • If any steering/rack components are replaced, schedule a 4-wheel alignment.

đź’° DIY vs Shop Cost

Shop Cost: $150-$300 (diagnosis) / $1,600-$3,200 (EPS rack replacement if needed)

DIY Cost: $0-$50 (inspection) / $700-$1,800 (parts only if rack replacement is needed)

You Save: $150-$1,400+ by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1-6 hours depending on what’s actually failed.


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HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.


Quick check (answer these 2 questions and I’ll give the exact replacement procedure you need):

  • đź”§ Do you see a power steering fluid reservoir under the hood? (yes/no)
  • đź”§ What symptom are you fixing: warning message, hard steering, or noise?
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