🔧 Colorado - Engine Mount Replacement

On your Colorado, there are multiple “mounts” that can be called engine mounts (left/right engine mounts, plus the transmission mount). The steps, access points, and torque specs change depending on which mount(s) you’re replacing.

Difficulty Level: Advanced | Estimated Time: 3-6 hours

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⚠️ Safety & Precautions

• 🛑 Support the engine before loosening any mount bolts; an unsupported engine can drop and damage wiring, hoses, or the radiator.
• 🛑 Never get under the truck with only a floor jack; use properly rated jack stands.
• 🛑 Keep hands clear of pinch points while lifting/positioning the engine.
• 🛑 Let the exhaust cool completely before working near it.
• 🛑 Battery disconnect may be required if you’ll move harnesses near the starter/positive cable.

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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
• Engine support bar (specialty)
• Floor jack rubber pad
• Wood block (2x6 in.)
• 1/2 in. drive ratchet
• 3/8 in. drive ratchet
• Breaker bar (1/2 in.)
• Socket set (8mm-21mm)
• Wrench set (8mm-21mm)
• Extensions set (3 in., 6 in., 12 in.)
• Universal joint adapter
• Torque wrench (10-150 ft-lbs)
• Trim clip removal tool
• Flathead screwdriver
• Pry bar (12 in.)
• Work light

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Left engine mount - Qty: 1
• Right engine mount - Qty: 1
• Transmission mount - Qty: 1
• Engine mount bolts (one-time-use if specified) - Qty: 1 set

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📋 Before You Begin

• Park on level ground, set the parking brake, and chock the rear wheels.
• Lift the front and support the frame with jack stands.
• Plan how you’ll support the engine: an engine support bar spans the fenders and holds the engine from above.
• If you’ll work near the starter cable or main power wiring, disconnect the negative battery cable with a 10mm socket.

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🔨 Step-by-Step Instructions

Follow these steps in order:

I need 2 quick details to give you the correct mount-specific procedure (including the correct torque specs and which brackets/shields must come off on your Colorado):

• Which mount(s) are you replacing: left, right, or both engine mounts (and/or the transmission mount)?
• Are you doing this because of a specific symptom (clunk on takeoff, vibration at idle, or visible torn rubber), or is it preventative?

Reply with “left”, “right”, or “both”, plus the symptom.

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✅ After Repair

• Verify the engine sits centered and nothing is stretched (hoses, wiring, fan shroud clearance).
• Road test for clunks on accel/brake and vibration at idle.
• Recheck all fasteners after the first drive.

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💰 DIY vs Shop Cost

Shop Cost: $800-$1,800 (parts + labor)

DIY Cost: $180-$650 (parts only)

You Save: $620-$1,150 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 3-6 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.