144

UnclassifiedGeneral

What This Code Means

MIL-On (Malfunction Indicator Lamp illuminated); Rough engine operation

Possible Causes

  • •Loss of camshaft position sensor signal
  • •No cam pulse detected in 2.5 cycles with RPM greater than 1000

Related General Motors Powertrain Fault Codes

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for 144 on your specific General Motors Powertrain unit — cited to the OEM manual, not a forum guess.

GET THE ANSWER

Free account required — we'll bring your question with you.