WenmarOpen by Wenmar Pro

Service bulletins for the 2013 Buick Regal

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.

1884 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
PIP-54022016-08-25. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES THE TECHNICIAN WITH THE DIAGNOSIS AND REPAIR STEPS FOR A VEHICLE WITH A CHECK ENGINE LIGHT ON WITH DIAGNOSTIC TROUBLE CODE P015B OR A REDUCED ENGINE POWER MESSAGE WITH DIAGNOSTIC TROUBLE CODE P1101. TECHNICIAN SHOULD LOOK FOR A MISSING OR DAMAGED O-RING SEAL IN THE CHARGE AIR COOLER COUPLER.
SB-07-06-01-016C2016-08-09. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION INTERNAL ENGINE NOISE OR DAMAGE AFTER OIL FILTER REPLACEMENT
PIP5093B2016-07-07. Service bulletin. ENGINE. Some customers may complain of an engine oil leak that appeared as they were driving the vehicle in extremely cold ambient temperatures (Generally 0 F /-17 C or Colder). They may also comment that they heard a single "pop" noise right before the oil leak started. Upon inspection, the technician will find that the oil leak is coming from the rear main oil seal of the engine as shown below. This may be the result of a frozen PCV system and excessive crankcase pressure. If a leaking rear main oil seal is found in warmer climates, this PI does not apply.
PIC5669B2016-06-22. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI1017A2016-06-17. Service bulletin. ENGINE; ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI10172016-06-17. Service bulletin. ELECTRICAL SYSTEM; ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP52332016-06-13. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI11732016-06-09. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI11712016-06-09. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP4989C2016-05-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
148822015-06-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). GENERAL MOTORS: 2010-2013 BUICK , CHEVROLET, GMC : THIS TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME VEHICLES EQUIPPED WITH 2.4L ENGINE MAY EXPERIENCE HIGH OIL CONSUMPTION OR FROZEN OR PLUGGED POSITIVE CRANKCASE VENTILATION SYSTEM (PCV) DURING COLD WEATHER, CAUSING AN OIL LEAK IN REAR CRANKSHAFT SEAL. *LJ
PI14072015-06-17. Service bulletin. ENGINE. GENERAL MOTORS: 2013-2015 BUICK REGAL, CADILLAC CTS, CHEVROLET MALIBU, CHEVROLET IMPALA. INFORMATION REGARDING LOUD NOISE COMING FROM THE ENGINE. *LJ
PI1171A2015-06-17. Service bulletin. ENGINE. GENERAL MOTORS: 2013-2015 BUICK REGAL, CADILLAC ATS, CADILLAC CTS SEDAN, CHEVROLET MALIBU, GMC CANYON. PRELIMINARY INFORMATION REGARDING BEARING ENGINE OR ENGINE NOT ROTATING DUE TO DAMAGED MAIN BEARINGS OR ROD. *LJ
PI-11712014-04-10. Service bulletin. ENGINE. GM: SOME MAY COMPLAIN OF A LOUD ENGINE NOISE OR THAT THE ENGINE IS SEIZED. THE ENGINE MAY STOP RUNNING AND NOT RESTART. THIS MAY BE DUE TO DAMAGED OR SPUN ROD OR MAIN BEARINGS. THE BEARING MATERIAL CAN ENTER THE OILS AND SPREAD THROUGHOUT THE ENGINE. *JS
PIP-51622013-12-03. Service bulletin. ENGINE. GM:SOME VEHICLES MAY DISPLAY A MALFUNCTION ONDICATOR LAMP ILLUMINATION DUE TO DIAGNOSTIC TROUBLE CODES P0011 AND/OR P0014.CAMSHAFT SOLENOIDS MAY NEED TO BE REMOVED, INSPECT THE SCREENS FOR DEBRIS, AND CLEANED IF NECESSARY. ALSO INCLUDED MAKE/MODEL BUICK REGAL/LACROSSE AND CADILLAC CTS. MODEL YEAR 2014. *JS
PIP-4920K2013-07-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; HYBRID PROPULSION SYSTEM: INVERTER. GENERAL MOTORS: TAC PART RESTRICTION FOR THE BAS+ (HYBRID) EASSIST. *KB UPDATED 05/16/2014 *JS
PIP-4989-B2012-06-18. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. BUICK/CHEVROLET: ON CERTAIN EASSIST VEHICLES, BELT FOR THE DRIVE MOTOR GENERATOR MAY BE NOISY, BROKEN, MISALIGNED OR WORN, RESULTING IN A NO CHARGE CONCERN WITH THE MESSAGE, BATTERY SAVER ILLUMINATED. *PE UPDATED ON 5/9/2013. *KB

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.