TSB Document:

• SB-10022691-1127.pdf
• SB-10022691-2319.pdf
• SB-10022691-5571.pdf
• SB-10022691-8261.pdf

Affected Component: SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE

Summary

GMC: UNABLE TO COMMUNICATE WITH THE EBCM DTC U0121. *NJ VEHICLES EQUIPPED WITH JL4. UPDATED 9/30/08. *PE UPDATED 6/27/11. *PE UPDATED 4/6/12. *PE

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