PC Repair Guru repair guide

Gaming PC Crashes or Overheats: How to Narrow the Cause

The game, timing, temperature, error and recent hardware changes provide better clues than replacing parts at random.

Gaming PC illuminated during stability testing in Birmingham

What can cause this problem

Several faults can create the same symptom. The list below is a starting point for diagnosis, not a reason to order parts without testing.

  • CPU or GPU heat
  • Power-supply instability
  • Memory profile or overclock instability
  • Graphics driver problem
  • Failing GPU or motherboard
  • Game-specific corruption

Safe checks before repair

Protect important files first where the device remains stable. Stop after liquid, smoke, battery swelling, burning smells or signs of a failing drive.

  • Record the exact game and time to failure
  • Note CPU and GPU temperatures if reliable tools are available
  • Return overclock, undervolt and memory profile to defaults
  • Check power connectors without opening the power supply
  • Update or clean-install relevant drivers cautiously
  • Test whether non-gaming workloads are stable

Possible repair routes

The correct route depends on the confirmed cause, exact model, data requirements and whether a reliable repair remains economical.

  • Cooling and airflow correction
  • Power-supply diagnosis
  • Memory testing and stable settings
  • Graphics-card diagnosis
  • Driver and game repair

What changes the quote

A headline price cannot account for every model, part and level of damage. These are the main factors that need confirmation.

  • Time to reproduce fault
  • Cooling or power parts
  • GPU or motherboard work
  • Data and Windows setup
  • Extended stability testing

Frequently asked questions

Why does the PC crash after ten minutes?

A repeatable delay can indicate heat or load-related power, though memory and software can also fail after sustained use.

Can XMP or EXPO cause game crashes?

Yes. A memory profile can be unstable even when normal desktop use appears fine.

Is high GPU usage bad?

Not by itself. Gaming is meant to use the GPU; temperature, clocks, errors and stability matter.

Should I replace the power supply first?

Not without diagnosis. An unsuitable or failing supply is possible, but other faults can look the same.

Birmingham workshop and call-outs

Diagnosis before random parts are replaced

Describe the symptoms first. You will receive a quote before chargeable repair work begins.

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