2021 TOYOTA 4Runner
6 articles · 230 owner discussions
Owner Statistics for 2021 TOYOTA 4Runner
Based on 230 owner discussions
Common Issues
Commonly Replaced Parts
symptom
Why Is My 2021 4Runner Making a Rattling Noise?
Solutions for Rattling Noise on Vehicle. Expert analysis based on 97 real owner discussions. Solutions and tips.
Toyota 4Runner Wandering? How to Diagnose & Fix It
Is your 2021 4Runner wandering? This guide covers diagnosing & fixing electrical connector problems causing steering issues. DIY steps & costs included.
Why Your 2021 4Runner Shudders Under Light Acceleration
2021 4Runner shaking at 25 & 40 mph only when accelerating? This is classic driveshaft slip yoke shudder. Learn the DIY lubrication fix, required grease, a
Clicking Noise Issues on the 2021 Toyota 4Runner: What Owners Report
2021 4Runner clicking noise problems? Common causes, symptoms, and solutions. Step-by-step DIY guide with cost estimates.
Why Your 4Runner Shudders at 25-40 MPH (And How to Stop It)
2021 4Runner shaking under light acceleration? This driveline shudder at 25-40 mph is caused by bad pinion angles from lifts or hitches. Learn the DIY fix
Why Your 2021 4Runner Squeals and Shudders (And How to Stop It)
2021 4Runner squealing with a shudder at 25-40 mph? The cause is likely a dry driveshaft slip yoke. Learn the step-by-step DIY fix with the correct grease,