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Service bulletins for the 2006 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
36792006-02-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SERVICE VME - DIAGNOSTIC TROUBLE CODE P0420 OR P0430. *AK
36732006-02-17. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. CRUISE CONTROL INOPERATIVE AND/OR MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0833 STORED. THE CONDITION MAY NOT BE ABLE TO BE DUPLICATED BY THE DEALER YET THE CONSUMER MAY HAVE A REPEAT CONCERN. *AK
36712006-02-17. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REAR AXLE PINION SEAL MAY EXPERIENCE A FLUID LEAK CONDITION. *TT UPDATED 04-26-07. *KB
36582006-02-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TCC SURGE, CHUGGLE, OR FISHBITE 5L40E WITH V6 ENGINE. *TT
38122006-01-25. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. DOOR LOCKS ACTUATORS CYCLE AND INTERIOR LIGHT TURNS ON AND OFF AT RANDOM. *TT
38022006-01-25. Service bulletin. SUSPENSION:FRONT. CREAK NOISE FROM FRONT END WHEN BRAKING OR TURNING. *TT
0503080162006-01-11. Service bulletin. SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT. INSPECTING LOWER CONTROL ARM BALL JOINT TAPERED SEAT AFTER FRONT END IMPACT (ACCIDENT SITUATION, WHEEL DAMAGE FROM CURB IMPACT, ETC.). *AK
37572006-01-10. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. SUNROOF INOPERATIVE BINDING OR STUCK. *TT
7092005-12-15. Service bulletin. ENGINE AND ENGINE COOLING. OIL LIFE SYSTEM RESET PROCEDURES - CARS. GM TECH LINK. *TT
0508440272005-12-05. Service bulletin. ELECTRICAL SYSTEM. INFORMATION ON VEHICLES WITH A STORED HISTORY DTC B1259 ANTENNA GROUND CIRCUIT. *TT
0506040542005-12-02. Service bulletin. ENGINE AND ENGINE COOLING. ROUGH, UNSTABLE OR INCORRECT IDLE WITH AIR CONDITIONING (A/C) MANUALLY TURNED ON FOR FIRST MINUTE OF RUN TIME. *TT
0506020102005-11-30. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. AVAILABILITY OF HIGH CAPACITY ENGINE COOLING FANS FOR TOWING. *TT
3456A2005-10-26. Service bulletin. VEHICLE SPEED CONTROL. TCC SURGE, SHUDDER OR CHUGGLE ON LIGHT LOAD JUST AFTER TORQUE CONVERTER CLUTCH ENGAGEMENT WITH TRANSMISSION AT OPERATING TEMPERATURE. *SC
3488A2005-10-19. Service bulletin. ELECTRICAL SYSTEM. BULLETIN-SIT-BULLETIN-1699890: TECH 2 DISPLAYS THE INCORRECT FUEL SENDER. *SC
37032005-10-18. Service bulletin. TIRES. BULLETIN-SIT-BULLETIN-1705714: IRREGULAR TIRE WEAR. *SC
35052005-09-14. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODES INVOLVING MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR; BAROMETRIC PRESSURE (BARO) SENSOR; ENGINE OIL PRESSURE (EOP) SENSOR; THROTTLE POSITION (TP) SENSOR; ACCELERATOR PEDAL POSITION (APP) SENSOR; A/C REFRIGERANT PRESSURE SENSOR; FUEL TANK PRESSURE (FTP) SENSOR. *TT
32682005-05-12. Service bulletin. POWER TRAIN. INTERMITTENT UNWANTED DOWNSHIFT, NO UPSHIFT 5L40E/5L50E. *TT
PIP31522004-11-09. Service bulletin. SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY. SHUDDER OR BIND ON LOW SPEED TURNS. *TT UPDATED 4/28/08. *NJ
0409400022004-08-17. Service bulletin. SEAT BELTS. SEAT BELT STOP BUTTON KITS AVAILABLE. *MJ

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