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Service bulletins for the 2016 Cadillac CTS

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.

1669 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
030604017I2016-10-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS INFORMATIONAL BULLETIN EXPLAINS THE USE OF DIESEL FUEL ADDITIVES IN AN ENGINE, ARE NOT REQUIRED UNLESS THE CUSTOMER DESIRES ADDITIVES TO PREVENT FUEL CONCERNS DEPENDING ON FUEL OR TEMPERATURE RELATED CONDITIONS.
030603004R2016-10-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY.
000601026I2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETINS PROVIDES INFORMATION ON THE INTAKE MANIFOLD INSPECTION/REPLACEMENT AFTER SERVERE INTERNAL ENGINE DAMAGE.
000601012F2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES.
16NA2492016-10-14. Service bulletin. ENGINE AND ENGINE COOLING. THIS INFORMATIONAL BULLETIN EXPLAINS A POSSIBLE NORMAL WHINING NOISE FROM THE BALANCE SHAFT CHAIN IF THE VEHICLE HAS LESS THAN 10,000 MILES ON IT.
PIP54072016-09-21. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE DIAGNOSTIC TROUBLE CODE P06DD OR NO OR LOW OIL PRESSURE. TECHNICIAN WILL REPLACE TIMING CHAIN TENSIONER GUIDE. IF OIL PUMP FACE IS DAMAGED AND OR WORN THRU REPLACE OIL PUMP. INSPECT BEARINGS FOR DAMAGE WEAR DUE TO DEBRIS FROM OIL PUMP.
PIP5405A2016-09-21. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE SOME VEHICLES MAY HAVE SURGE MISFIRE FEELING SENSATION DURING HIGHWAY STEADY STATE DRIVING IN MANUAL MODE OR AUTOMATIC, TYPICALLY IN 6TH, 7TH, 8TH GEAR ACCELERATING 1000 TO 2500 RPM UNDER LOAD. THIS IS OPERATING AS DESIGNED. TORQUE CONVERTER CLUTCH SLIP WITH CONDITION PRESENT, WITH SCAN TOOL TECHNICIAN MAY MONITOR PLUS OR MINUS ABOUT 10 RPM AT THE MOST, USUALLY LOWER. THIS CONCERN IS PRESENT WHEN THE THROTTLE READING 30% TO 60%.
PIP54052016-09-20. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE SOME VEHICLES MAY HAVE SURGE MISFIRE FEELING SENSATION DURING HIGHWAY STEADY STATE DRIVING IN MANUAL MODE OR AUTOMATIC, TYPICALLY IN 6TH, 7TH, 8TH GEAR ACCELERATING 1000 TO 2500 RPM UNDER LOAD. THIS IS OPERATING AS DESIGNED. TORQUE CONVERTER CLUTCH SLIP WITH CONDITION PRESENT, WITH SCAN TOOL TECHNICIAN MAY MONITOR PLUS OR MINUS ABOUT 10 RPM AT THE MOST, USUALLY LOWER. THIS CONCERN IS PRESENT WHEN THE THROTTLE READING 30% TO 60%.
PIP-5306-C2016-08-25. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT VEHICLES EQUIPPED WITH AN 3.6L ENGINE REGULAR PRODUCTION OPTION CODE LGX AS PART OF OUR ONGOING QUALITY IMPROVEMENT EFFORTS THE ENGINE IS BEING PLACED ON RESTRICTION. DEALER WILL NEED TO CALL PRODUCT QUALITY CENTER FOR ASSISTANCE.
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.
PIP-5313-B2016-08-25. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE E80 ENGINE CONTROL MODULE PART NUMBERS 12669908 OR 12672502 HAVE BEEN PLACED ON PART RESTRICTION BY GENERAL MOTORS TECHNICAL ASSISTANCE. DEALER WILL NEED TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE.
CSP-309902016-08-18. Service bulletin. ENGINE; EQUIPMENT. 30990 - CUSTOMER SATISFACTION PROGRAM. VEHICLES EQUIPPED WITH THE 6.2L V-8 ENGINE OPTION MAY HAVE A CONDITION IN WHICH THE OIL PICKUP TUBE CAN LOSE CONNECTION WITH THE OIL PUMP DUE TO POOR RETENTION OF THE PICKUP TUBE TO THE OIL PAN. IF THE OIL PICKUP TUBE BECOMES LOOSE, THE VEHICLE WILL DISPLAY A SERVICE ENGINE SOON LIGHT, A NOTIFICATION OF NO OIL PRESSURE, AND A MESSAGE TO SHUT OFF THE ENGINE. IF THE CUSTOMER IGNORES THESE WARNINGS AND CONTINUES DRIVING THE VEHICLE, THE ENGINE BEARINGS MAY BECOME STARVED OF OIL AND THE ENGINE MAY FAIL. DEALERS ARE TO INSPECT THE OIL PAN IDENTIFICATION MARKINGS. AFFECTED OIL PANS WILL BE REMOVED AND THE OIL PICK UP TUBE BOLTS AND/OR OIL PAN WILL BE REPLACED.
PIP-5331-C2016-08-16. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR A POSSIBLE RATTLE, TICK, OR KNOCK TYPE NOISE COMING FROM THE ENGINE.
PIP-5306-B2016-08-16. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE PRODUCT QUALITY CENTER HAS A PART RESTRICTION FOR THE E82 ENGINE CONTROL MODULE. THE TECHNICIAN IS ADVISED TO CALL THE GM PRODUCT QUALITY CENTER FOR FURTHER ASSISTANCE.
PIP-5306-A2016-08-13. Service bulletin. EQUIPMENT; ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE PRODUCT QUALITY CENTER HAS A PART RESTRICTION FOR E82 ENGINE CONTROL MODULE. THE TECHNICIAN WILL NEED TO CALL THE GENERAL MOTORS PRODUCT QUALITY CENTER FOR FURTHER ASSISTANCE.
SB-15-06-01-002C2016-08-10. Service bulletin. ENGINE. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPLACE THE VALVE LIFTER OIL MANIFOLD AND AFFECTED BANK OF AFM LIFTERS TO CORRECT A CUSTOMER CONCERN ON A MALFUNCTION INDICATOR LAMP (MIL) ON AND/OR AN ENGINE MISFIRE/TICK NOISE WITH DTC P0300 SET DUE TO AN ACTIVE FUEL MANAGEMENT (AFM) LIFTER THAT IS MECHANICALLY COLLAPSED AND/OR STUCK ALL OF THE TIME.
SB-16-NA-1292016-08-10. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO NOT REPLACE ANY PARTS FOR A CONCERN THAT THE CRANKSHAFT BALANCER LOOKS LIKE IT IS WOBBLING OR VIBRATING OR THE MOUNTING BOLT DOES NOT APPEAR TO BE CENTERED ON THE BALANCER CORRECTLY DUE TO THE CRANKSHAFT BALANCER BOLT BEING PAINTED SILVER AND THE CRANKSHAFT BALANCER BEING PAINTED BLACK. THIS GIVES THE ILLUSION THAT THE BOLT OR BALANCER IS OUT OF ROUND OR VIBRATING.
SB-07-06-01-016C2016-08-09. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION INTERNAL ENGINE NOISE OR DAMAGE AFTER OIL FILTER REPLACEMENT
PIP53612016-07-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP53542016-07-07. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP5216C2016-07-07. Service bulletin. ENGINE. If a vehicle comes into the dealership with a knock noise, seized engine, lower end squeak or squeal or any condition that you suspect a rod or main bearing failure.
PI1519A2016-07-07. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Some customers may comment that the message “Stop/Start System Disabled” appears on the DIC. During diagnosis, the technician may find DTC P1064, P1065, P1066, P1068, P1069, P1070, P1074, P1077, P1078, P1079, P107A, P107B, P107C, P107D, P107E, P107F, P108A, P108B, P108C, P108D, P108E or P108F set as current or history.
PI1518A2016-07-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Some customers may comment that the message “Stop/Start System Disabled” appears on the DIC. There may be a poor ground terminal connection at G400.

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