How to Replace the Serpentine Belt on a 2018 Chevrolet Camaro (Accessory Drive Belt)
Step-by-step DIY instructions with required tools, belt routing tips, safety checks, and post-install inspection for 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
How to Replace the Serpentine Belt on a 2018 Chevrolet Camaro (Accessory Drive Belt)
Step-by-step DIY instructions with required tools, belt routing tips, safety checks, and post-install inspection for 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
🔧 Camaro - Serpentine Belt Replacement
The serpentine belt on your Camaro drives key accessories (like the alternator and A/C). Replacing it is mostly about safely relieving belt tension with the automatic tensioner, swapping the belt, then confirming the routing is correct.
Difficulty Level: Intermediate | Estimated Time: 0.5-1.5 hours
⚠️ Safety & Precautions
- ⚠️ Work on a cool engine; the belt area can burn you.
- ⚠️ Keep fingers/clothing clear of pulleys; never check belt tracking with the engine running up close.
- ⚠️ Support the car with jack stands if you lift it; never rely on a floor jack alone.
- ⚠️ Battery disconnect is not required for belt replacement, but keep the key away so the engine can’t be started accidentally.
🔧 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
- 15mm socket
- 3/8" drive ratchet
- 3/8" drive breaker bar
- 3/8" drive extension set
- Trim clip removal tool
- Flashlight
- Smartphone camera
🔩 Required Parts
HowToo sells all the parts you need for this repair:
- Serpentine belt (accessory drive belt) - Qty: 1
📋 Before You Begin
- Park on level ground, put the transmission in reverse (manual), and set the parking brake.
- Chock the rear wheels using wheel chocks.
- Open the hood and locate the belt routing diagram (usually on the fan shroud/upper radiator support area). If it’s missing, take a clear photo of the current belt routing using your smartphone camera.
- If access is tight from above, plan to remove the right-front lower splash shield area for more room.
🔨 Step-by-Step Instructions
Follow these steps in order:
Step 1: Confirm belt routing
- Use a flashlight to visually trace the belt around each pulley.
- Take a clear reference picture with your smartphone camera. This prevents wrong routing later.
- Compare to the underhood routing diagram if present.
Step 2: Raise the front-right (if needed for access)
- Position the floor jack (rated 3-ton minimum) at the proper front-right jacking point and lift the car.
- Set the car securely onto jack stands (rated 3-ton minimum).
- Leave wheel chocks in place at the rear wheels.
Step 3: Remove the lower splash shield fasteners (if equipped)
- Use a trim clip removal tool to remove plastic push clips.
- Use a 3/8" drive ratchet with the appropriate socket from your 3/8" drive extension set to remove any small bolts (varies by shield).
- Set all clips/bolts aside in a small pile so nothing is lost.
Step 4: Relieve belt tension with the automatic tensioner
- Locate the belt tensioner. The tensioner is a spring-loaded pulley assembly that keeps the belt tight automatically.
- Install a 15mm socket on the tensioner bolt head using a 3/8" drive breaker bar (a breaker bar is a long-handled wrench for extra leverage).
- Rotate the tensioner smoothly to release tension (it will feel spring-loaded). Move slowly and keep knuckles clear.
Step 5: Slip the belt off and remove it
- While holding the tensioner released with the 3/8" drive breaker bar, use your free hand to slide the belt off the easiest-to-reach smooth pulley (often an idler pulley).
- Slowly return the tensioner back to its resting position using the 3/8" drive breaker bar. Do not let it snap back.
- Remove the belt fully from all pulleys.
Step 6: Inspect pulleys and tensioner quickly
- Use a flashlight to check each pulley for cracks, heavy rust, or wobble.
- Spin pulleys by hand (engine OFF). They should spin smoothly and quietly.
- If you hear grinding, feel roughness, or see wobble, stop and tell me which pulley—your Camaro may need an idler/tensioner service too.
Step 7: Install the new belt (route it correctly)
- Route the new belt to match your photo/diagram, using the flashlight to confirm each wrap.
- Make sure the belt ribs sit perfectly into the grooved pulleys; the belt must not ride on the edge.
- Leave the easiest pulley for last so you have slack to slip it on.
Step 8: Apply tension and seat the belt
- Use the 15mm socket and 3/8" drive breaker bar to rotate the tensioner again.
- Slip the belt onto the final pulley, then slowly release the tensioner back into position.
- Re-check every pulley: the belt must be centered and fully seated in every groove.
- Torque note: This job typically requires no bolt tightening if you did not remove any components. If you removed any shield bolts, tighten them snugly with a 3/8" drive ratchet (no torque spec required for plastic shields).
Step 9: Reinstall splash shield and lower the car (if removed/raised)
- Reinstall clips using the trim clip removal tool to align and press them back in.
- Reinstall any bolts using a 3/8" drive ratchet and 3/8" drive extension set.
- Raise slightly with the floor jack (rated 3-ton minimum), remove the jack stands (rated 3-ton minimum), then lower the car.
✅ After Repair
- Before starting, do a final visual check with a flashlight that the belt is on every pulley correctly.
- Start the engine and let it idle for 20–30 seconds while you watch the belt from a safe distance.
- Listen for squealing or slapping noises; shut it off immediately if the belt walks off a pulley.
- After a short drive, re-check belt alignment one more time.
💰 DIY vs Shop Cost
Shop Cost: $180-$350 (parts + labor)
DIY Cost: $35-$85 (parts only)
You Save: $95-$315 by doing it yourself!
Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.5-1.2 hours.
🎯 Ready to get started?
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