Service bulletin 15-NA-053
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10137949 |
| Published by NHTSA | 2018-05-21 |
| Manufacturer's number | 15-NA-053 |
| Manufacturer's date | 2016-11-01 |
| NHTSA component | ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN |
NHTSA's summary
This technical bulletin provides a procedure for installing fan guards on both driver and passenger seat cooling fans due to the ventilation fans coming into contact with the seat cushion pad causing a noise when in use.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Engine, Cooling fan, Cooling system
| CHEVROLET IMPALA | 2015, 2016 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 14588C | 2023-12-18. Service bulletin. Engine Cooling Fan Motor |
|---|---|
| PIP5684B | 2020-08-10. Service bulletin. This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual. |
| 19NA104 | 2019-07-29. Service bulletin. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. |
| PIP5257B | 2018-08-20. Service bulletin. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Technician will need to inspect the oil cooler if equipped for possible leaking into the cooling system through the radiator. If no issue found replace the engine as well as all rubber coolant hoses. |
| PIE0385B | 2018-05-21. Service bulletin. This engineering information bulletin ends the need for information from the field on vehicles that have the concern of a noisy water pump. |
| PIP5549 | 2018-02-21. Service bulletin. This Preliminary information communicates a diagnostic trail to a likely conclusion for lean codes on these vehicles. |
| 14588 | 2017-01-30. Service bulletin. "14588 - SPECIAL COVERAGE. 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." |
| 14588B | 2017-01-26. Service bulletin. 14588B - SPECIAL COVERAGE (REVISED TO ADD 2016 MY CHEVROLET IMPALA). ON SOME 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. |
| PI1384A | 2016-10-19. Service bulletin. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO TEST THE COOLING FAN CIRCUIT FOR RESISTANCE IN ORDER TO PREVENT THE FAN MOTORS FROM LOSING PERFORMANCE ON POLICE VEHICLES. |
| SC-14588 | 2015-10-31. Service bulletin. CHEVROLET: TSB CONTAINS A NOTIFICATION OF AN OWNER'S LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. WHEN CERTAIN VEHICLES HAVE BEEN IDLING FOR LONG PERIODS OF TIME, ENGINE COOLING FAN MOTOR CAN WEAR OUT PREMATURELY AND MOTOR EITHER FAILS TO OPERATE OR IS NOISY. MODEL 2011-15 CAPRICE, 2012-15 IMPALA. *PE |