TSB Document:

• SB-10043011-3598.pdf
• SB-10043011-7154.pdf

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

Summary

CHEVROLET: SOME 2011-2012 MODEL YEAR VEHICLES MAY EXHIBIT A SITUATION WITH THE HYBRID POWER-TRAIN CONTROL MODULE 2 (HPCM 2) PART RESTRICTION. DIAGNOSIS FROM GM TAC MAY LEAD TO REPLACEMENT OF HPCM 2. *PE UPDATED 12/9/14. *PE

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