GM · DTC LOOKUP

Cadillac CTS cluster failureCadillac CTS / SRX instrument cluster fault

GM diagnostic code. Below: what it means, common causes, symptoms, and the exact bench-programming fix path.

Common causes

  • Aged LCD ribbon
  • Backlight LED failure
  • Internal driver IC degradation

Symptoms you'll see

  • Dark or partial cluster
  • Sometimes Passlock side-effect
  • Speedometer/tach may still work

The fix path

Instrument Cluster Repair + Mileage Sync ($200) restores function. For cars where Passlock also triggers, the GM-specific service ($200) handles both.

AML services that fix this

Mail in the affected module, we bench-program, ship back next business day. Flat pricing, return shipping included.

Related diagnostic codes

Not sure which service applies?

Text us your year/make/model + which scanner caught the code — we'll tell you exactly which module to ship and which service to pick.