Diagnostics
Why We Do Not Recommend Ordering GWM Parts Before Diagnosis
A fault code or forum post is not enough evidence for expensive parts.
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Author: <span>aaron</span>
Detailed workshop articles for Great Wall, Haval, TANK, Cannon and ORA owners. Search by symptom, model or maintenance topic and follow the internal links to the relevant service page.
Diagnostics
4WD & Towing
GWM 4WD Warning After Beach Driving: What We Check
Sand, salt, low tyre pressures and wheel-speed differences can all be relevant.
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Electrical
Can a Low 12V Battery Cause Multiple GWM Warning Lights?
Yes—unstable low voltage can disrupt many networked systems.
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Air Conditioning
GWM A/C Cold Then Warm: Common Diagnostic Paths
Intermittent A/C needs temperature, pressure and control data.
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Cooling System
GWM Losing Coolant With No Visible Leak: What We Check
Coolant can disappear only when hot or under pressure.
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Transmission & Driveline
GWM Transmission Shudder: Transmission, Engine or Driveline?
Shudder diagnosis should reproduce the exact speed, load and gear condition.
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Diagnostics
GWM ABS, ESC and Traction Lights On Together: Why?
Several dashboard lights can come from one shared fault.
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4WD & Towing
TANK 500 Towing: Service Checks Before a Long Trip
Brake, cooling, tyre and driveline checks for TANK 500 owners towing caravans or trailers.
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4WD & Towing
TANK 300 After Off-Road Driving: What Should Be Checked?
A practical post-trip inspection list after sand, mud, water crossings or rough tracks.
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Buying Used
Buying a Used GWM Cannon: Workshop Checklist
What to inspect on a used Cannon before committing to the purchase.
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Use the articles to understand the issue, then book the vehicle for the right type of appointment.