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Service bulletins for the 2003 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.

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

By type

By component

By trouble code

Bulletins, newest first
030492003-12-16. Service bulletin. TIRES:SIDEWALL. TIRE INNER SIDEWALL CRACK/BULGE. CUSTOMER SATISFACTION PROGRAM BULLETIN. *TT
014322003-12-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION POOR ACCELERATION, PERFORMANCE. *TT
03081100042003-12-05. Service bulletin. STRUCTURE:BODY. VIBRATION/BUZZ/RATTLE IN REAR WINDOW SHELF TRIM PANEL AREA WHEN RADIO VOLUME/BASS SET HIGH. *TT
0308640272003-12-05. Service bulletin. STRUCTURE:BODY:DOOR. SPOTTING/DISCOLORATION ON WINDOW BELT OUTER SEALING STRIP. *TT
0308640262003-12-05. Service bulletin. STRUCTURE:BODY:DOOR. FRONT/REAR DOOR APPLIQUE APPEARANCE DISCOLORED/SUN FADED/MOTTLED. *TT
030730024A2003-12-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NO REVERSE CONDITION. *TT
030864026A2003-12-03. Service bulletin. STRUCTURE:BODY. FRONT SIDE DOOR WINDOW FRAME APPLIQUE APPEARANCE DISCOLORED/SUN FADED/MOTTLED. *TT
0308480052003-12-03. Service bulletin. EQUIPMENT. COMPASS ZONE ADJUSTMENT AND CALIBRATION PROCEDURE DURING PRE-DELIVERY INSPECTION. *TT
013762003-11-20. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. ERRATIC CRUISE CONTROL WITH MANUAL TRANSMISSION. *TT
01346A2003-11-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE CONTROL MODULE (ECM) IDLE LEARN PROCEDURE. *TT
013362003-11-19. Service bulletin. ELECTRICAL SYSTEM. STATIC ON AM BAND WITH BRAKE APPLIED. *TT
00283C2003-11-18. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. WATER LEAKING OR WET CARPET BELOW THE HVAC CASE ON THE PASSENGER SIDE. *TT
0804032003-11-05. Service bulletin. STRUCTURE:BODY. BUZZING, RATTLING NOISE COMING FROM THE WINDSHIELD BACK GLASS HEADLINER AREA AT HIGHWAY SPEEDS. *TT
0811032003-11-05. Service bulletin. CHILD SEAT. THIS VME STATES THAT GM HAS DECIDED THAT CERTAIN VEHICLES DO NOT COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD 225 IN BOTH US AND CANADA BECAUSE THE OWNERS MANUAL DOES NOT INCLUDE THE LOCATION SYMBOLS FOR THE LOWER UNIVERSAL ANCHORAGE SYSTEM AND EXPLANATION OF THE MEANING OF THE SYMBOLS. RECALL 03039 FOR CHILD SEAT ANCHORAGE SYSTEM. *TT
0619032003-10-29. Service bulletin. FUEL SYSTEM, GASOLINE. FUEL ECONOMY TIPS. *TT
0527032003-10-28. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. FUEL GAUGE GOES TO E OR CAR RUNS OUT OF FUEL AT A QUARTER OF A TANK, A POSSIBLE DIAGNOSTIC TROUBLE CODE OF P1172. *TT
0516032003-10-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. COLD START ROUGH IDLE OR MISFIRE ON VEHICLES WITH A MANUAL TRANSMISSION IF AN ENGINE BLOCK HEATER IS INAPPROPRIATELY INSTALLED. *TT
0508032003-10-27. Service bulletin. ELECTRICAL SYSTEM. SERVICE ENGINE SOON (SES) LIGHT COMING ON AND A P0121 TPS CODE STORED OR RELATED CODES. *TT
020846010E2003-10-03. Service bulletin. UNKNOWN OR OTHER. PROGRAMMING ONSTAR MODULE FOR CANADIAN FRENCH VOICE RECOGNITION. *TT UPDATE. *TT UPDATED *EH
030940001A2003-10-02. Service bulletin. SEAT BELTS:FRONT. SQUEAK TYPE NOISE COMING FROM INSIDE OF FRONT SEAT WHEN SEAT BELT IS MOVED. *TT
0308490102003-09-29. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. DIAGNOSTIC INFORMATION FOR FUEL GAUGE READING EMPTY AFTER FILLING TANK WITH VEHICLE RUNNING, DIAGNOSTIC TROUBLE CODE P0461 OR P2066 MAY SET. *TT
0307300242003-09-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NO REVERSE CONDITION, DIAGNOSTIC TROUBLE CODE (DTC) P0722. *TT
0304200042003-09-29. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REVISED TORSIONAL BACKLASH REAR AXLE SPECIFICATIONS. *TT
010846002C2003-09-26. Service bulletin. EQUIPMENT. PROGRAMMING OF REPLACEMENT ONSTAR VEHICLE COMMUNICATION AND INTERFACE MODULES (VCIM). *TT
1203022003-09-08. Service bulletin. STRUCTURE:BODY. ADDITIONAL MUTILATION SHIPPING PROTECTION INFORMATION. *TT *JB

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