🔧 Terrain - Strut Replacement

On your Terrain, “struts” typically refers to the front suspension assemblies (a shock absorber with a coil spring). Replacing them restores ride control and can fix clunks, bouncy ride, and uneven tire wear.

Difficulty Level: Advanced | Estimated Time: 3-6 hours (both fronts)

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⚠️ Safety & Precautions

• ⚠️ The coil spring is under high tension; use a proper spring compressor or replace complete “quick strut” assemblies.
• ⚠️ Support the vehicle on jack stands; never rely on a floor jack alone.
• ⚠️ Keep hands clear of pinch points at the knuckle and control arm.
• ⚠️ If equipped with lane/parking assist sensors near the strut area, avoid pulling on wiring.

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🔧 Required Tools

You'll need the following tools for this repair:

• Floor jack (rated 3-ton minimum)
• Jack stands (rated 3-ton minimum)
• Wheel chocks
• Safety glasses
• Mechanic gloves
• Breaker bar 1/2"
• Torque wrench 1/2" (30-250 ft-lbs range)
• Torque wrench 3/8" (10-80 ft-lbs range)
• Socket set metric 8mm-24mm
• Wrench set metric 8mm-24mm
• Strut spreader tool (specialty)
• Spring compressor (specialty)
• Pry bar 18"
• Needle-nose pliers
• Trim clip removal tool
• Penetrating oil
• Paint marker

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Front complete strut assemblies (quick struts) - Replace in pairs - Qty: 2
• Front strut mount/bearing kit - If not included with quick struts - Qty: 2
• Front sway bar end links - Optional if worn/clunking - Qty: 2
• Front strut-to-knuckle bolts/nuts - If one-time-use per OEM guidance - Qty: 1 set

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📋 Before You Begin

• Park on level ground, set the parking brake, and chock the rear wheels.
• Loosen the front wheel lug nuts slightly before lifting the vehicle.
• Spray penetrating oil on the strut-to-knuckle bolts and sway bar end link nut.
• Quick check: Are we replacing the front struts (most common), the rear shocks, or all four corners?

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Confirm the exact setup (needed for correct torque specs)

• Reply with the answer to these two quick questions so I can give you the exact OEM torque specs and any model-specific cautions.
• Question 1: Are we talking about the front struts, the rear shocks, or both?
• Question 2: Is your Terrain FWD or AWD?

Step 2: Lift and remove the front wheel (front strut procedure)

• Use a floor jack (rated 3-ton minimum) to lift at the front jacking point.
• Set the vehicle on jack stands (rated 3-ton minimum).
• Remove the wheel using a metric socket set and breaker bar 1/2".

Step 3: Disconnect the sway bar end link from the strut

• Hold the stud with an appropriate metric wrench set and remove the nut with a metric socket set.
• If it spins, use penetrating oil.

Step 4: Free the brake hose/ABS wire retainers from the strut

• Remove any brackets/clips using a trim clip removal tool and needle-nose pliers.
• Do not let the caliper hose or ABS wire hang or stretch.

Step 5: Separate the strut from the steering knuckle

• Mark the current relationship of the knuckle/strut using a paint marker.
• Remove the strut-to-knuckle fasteners using a metric socket set and breaker bar 1/2".
• Use a strut spreader tool (specialty) to slightly open the knuckle clamp, then work the strut out.
• Support the knuckle so the axle isn’t over-angled.

Step 6: Remove the strut assembly from the body

• Open the hood.
• Remove any cowl covers as needed using a trim clip removal tool.
• Remove the upper strut mount nuts using a metric socket set.
• Lower and remove the strut assembly out through the wheel well.

Step 7: If not using “quick struts,” swap the spring (high risk)

• Install a spring compressor (specialty) on the coil spring and compress evenly until the spring is loose in the mount.
• Remove the top center nut using a metric socket set and metric wrench set.
• Transfer parts to the new strut as required, then decompress the spring slowly and evenly.
• Note: A “quick strut” includes the spring and mount pre-assembled and avoids this step.

Step 8: Reinstall the strut assembly

• Position the strut in the tower and start the upper mount nuts by hand using a metric socket set.
• Slide the strut into the knuckle using a pry bar 18" as needed.
• Reinstall the strut-to-knuckle fasteners using a metric socket set.
• Reconnect the sway bar end link using a metric socket set and metric wrench set.
• Reattach hose/wire brackets using needle-nose pliers and a metric socket set.

Step 9: Torque all fasteners (OEM spec required)

• Use a torque wrench 1/2" (30-250 ft-lbs range) and torque wrench 3/8" (10-80 ft-lbs range) to torque:
• Upper strut mount nuts
• Strut-to-knuckle fasteners
• Sway bar end link nut
• Wheel lug nuts
• Reply with FWD/AWD + front/rear and I’ll give you the exact torque values for your Terrain.

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✅ After Repair

• Double-check that the brake hose and ABS wire are clipped back into the strut brackets.
• Road-test at low speed first. Listen for clunks over bumps.
• Plan a front wheel alignment immediately after strut replacement to prevent tire wear.
• Re-torque the wheel lug nuts after 25-50 miles using a torque wrench 1/2".

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💰 DIY vs Shop Cost

Shop Cost: $900-$1,800 (parts + labor, both front struts)

DIY Cost: $350-$900 (parts only, both front struts)

You Save: $550-$900 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 3-5 hours.

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🎯 Ready to get started?

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.