C2420 Diagnostic Trouble Code Discussion for July 2016
Pcm indicated traction control
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| Help Request | Posted | |
| 2011 Buick LaCrosse CXL 3.6L Reduced power VIN: 1G4GC5ED0B C2420: Pcm indicated traction control. A few weeks ago the vehicle came in with a set of codes for Accelerator Pedal Position signal correlation and reduced engine power. We reset the codes, tested checked input/output voltages at the assembly, eventually got the code to set again while using it, a... |
July 25, 2016 |
