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GMC TSB #CSP-14284-A
2014 GMC Sierra 1500
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- 14284A – CUSTOMER SATISFACTION PROGRAM (POPULATION INCREASED, EXPIRATION DATE EXTENDED, PART INFORMATION REVISED). VEHICLES VEHICLES EQUIPPED WITH THE AUXILIARY SWITCH BANK OPTION MAY HAVE AN ELECTRICAL ISSUE CREATED WHEN ONE OR BOTH UPFITTER FUSES USED FOR THE INSTRUMENT PANEL MOUNTED AUXILIARY SWITCH BANK ARE MOVED FROM THE BATTERY FEED TO THE IGNITION FEED POSITION. IF THE FUSE POSITIONS ARE ALTERED, THE ENGINE COULD CONTINUE TO RUN AFTER THE IGNITION SWITCH IS TURNED OFF. THERE COULD ALSO BE AN INADVERTENT GLOWING OF THE AUXILIARY SWITCH INDICATORS, ADDITIONAL PARASITIC CURRENT DRAIN, OR A NO START CONDITION. DEALERS ARE TO REPLACE THE UNDERHOOD ELECTRICAL CENTER.
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