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2018 Chevrolet Impala
2018 Chevrolet Impala
Premier - V6 3.6L
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How To Replace the Windshield Wiper Blades On A 2014-2020 Chevy Impala 10th Gen LS LT LTZ Premier

How To Replace the Windshield Wiper Blades On A 2014-2020 Chevy Impala 10th Gen LS LT LTZ Premier

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Cloth Rags
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How to Replace Front Windshield Wiper Blades on a 2018 Chevrolet Impala

Step-by-step wiper blade swap with safety tips, tools needed, and fitment checks for J-hook or pinch-tab

How to Replace Front Windshield Wiper Blades on a 2018 Chevrolet Impala

Step-by-step wiper blade swap with safety tips, tools needed, and fitment checks for J-hook or pinch-tab

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đź”§ Impala - Front Wiper Blade Replacement

Replacing your front wiper blades is a quick job that restores clear visibility and reduces windshield streaking and chatter. On your Impala, the key is lifting the wiper arms safely and swapping the blades without letting the arm snap back onto the glass.

Difficulty Level: Beginner | Estimated Time: 0.25-0.5 hours


⚠️ Safety & Precautions

  • ⚠️ Don’t let a bare wiper arm snap onto the windshield—place a towel on the glass as protection.
  • ⚠️ Work with the ignition OFF and wipers turned OFF.
  • ⚠️ Lift the wiper arm gently; don’t force it past its normal hinge range.

đź”§ Required Tools

You'll need the following tools for this repair:

  • Microfiber towel
  • Small flathead screwdriver
  • Tape measure (inch)
  • Nitrile gloves
  • Safety glasses

🔩 Required Parts

HowToo sells all the parts you need for this repair:

  • Front wiper blades - Driver: verify length, Passenger: verify length - Qty: 2

đź“‹ Before You Begin

  • Park your Impala on level ground and turn the ignition OFF.
  • Put a microfiber towel across the lower windshield to protect the glass.
  • Use a tape measure (inch) to confirm each blade length, or read the size printed on the old blade.

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift the wiper arms safely

  • Place the microfiber towel on the windshield under the wiper arms.
  • Lift the driver-side wiper arm up until it stays in the “service” position.
  • Repeat for the passenger-side arm.
  • Hold the arm while removing the blade.

Step 2: Identify the blade attachment style

  • Look where the blade connects to the arm (the “adapter”).
  • Most blades use either a J-hook (a hook-shaped end) or a pinch-tab/top-lock connector (a button/tab you squeeze or press).

Step 3: Remove the old blade (J-hook style)

  • Rotate the blade so it sits roughly perpendicular to the wiper arm.
  • Press the release tab on the adapter (use your fingers; if stuck, gently assist with the small flathead screwdriver).
  • Slide the blade down toward the open end of the hook, then unhook it and remove.

Step 4: Remove the old blade (pinch-tab/top-lock style)

  • Locate the locking tab/button on the adapter.
  • Press the tab (use fingers; if needed, gently help with the small flathead screwdriver).
  • While holding the tab, slide the blade straight off the arm.

Step 5: Install the new blade

  • Match the new blade to the side you’re working on (driver vs passenger). Confirm length with the tape measure (inch).
  • Attach the new blade to the arm using the same connector type you removed:
  • For J-hook: slide the new blade adapter into the hook and pull until you hear/feel it click.
  • For pinch-tab/top-lock: slide the blade onto the arm until it clicks/locks.
  • Gently tug on the blade to confirm it’s locked in place.

Step 6: Lower the arms carefully

  • Lower each wiper arm back onto the windshield gently.
  • Remove the microfiber towel.

âś… After Repair

  • Turn the ignition ON and run the washers for 2–3 wipes to verify smooth operation.
  • Check for skipping, streaking, or one side not wiping fully (often caused by a blade not fully clicked in).
  • If there’s chatter, clean the windshield and blade rubber with a damp microfiber towel.

đź’° DIY vs Shop Cost

Shop Cost: $40-$90 (parts + labor)

DIY Cost: $20-$60 (parts only)

You Save: $20-$40 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.2-0.4 hours.


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