14588A
Chevrolet technical service bulletin GCUS-9-1066 for 2012-2015 Chevrolet Impala and 2011-2015 Chevrolet Caprice.
- Bulletin number
- GCUS-9-1066
- Component
- Engine and engine cooling
- Summary
- 14588A - Special Coverage (revised Part Information and Service Procedure sections). On some 2011-2015 model year Chevrolet Caprice and 2012-2015 model year Chevrolet Impala police patrol vehicles, idling the engine for extended periods of time can prematurely wear the engine-cooling-fan motor. In this condition, the motor may fail to operate or operate noisily. This condition can also damage motor-control relays in the vehicle's underhood bussed electrical center (UBEC). Dealers are to diagnose and replace fan motors per PI1384 regarding the semi-annual preventative maintenance check for police vehicle cooling fans.
Owners of these vehicles have filed 155 complaints in the engine category.
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