2008 Cadillac CTS Technical Service Bulletins

1,138 technical service bulletins (TSBs) are on record for the 2008 Cadillac CTS. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10126178Nov 5, 2012Equipment. This preliminary informational bulletin provides a procedure to replace the radio front coax cable to correct a condition of a static noise on all AM stations
• 10245823Nov 1, 2012Equipment. Special Coverage Adjustment - Timing Chain Wear
• 10112529Nov 1, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle.
• 10112528Nov 1, 2012Electrical system. This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition…
• 10071834Nov 1, 2012Equipment. Summary to be provided on a future date.
• 10063069Nov 1, 2012Engine. Summary to be provided on a future date.
• 10043857Nov 1, 2012Engine cooling. Gm: see document search button for owner letter. Special coverage adjustment- timing chain wear. On some 2007 model year vehicles that are equipped with a 2.8l/3.6l v6 engine (lp1/ly7), under certain driving conditions, and with the vehicle's original oil change intervals, the timing chain could wear prematurely. *js updated 06/18/2012 *js updated 9/6/12. *pe updated 1/24/13.
• 10112504Oct 22, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a navigation map update 2012 may fail to load. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
• 10112494Oct 18, 2012Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Technician can also contact Partech for assistance.
• 10118645Oct 16, 2012Wheels, Tires. This informational bulletin provides information on Driving Characteristics of Rear Wheel Drive Vehicles and Available Winter Tires.
• 10118643Oct 16, 2012Equipment. This preliminary informational bulletin provides a list of corrections for multiple concerns regarding Unexpected Loss of Radio Audio (Radio Goes Silent/No Sound) and Other Blackberry Phone - Bluetooth Issues
• 10118638Oct 15, 2012Engine cooling. This informational bulletin provides information on Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2
• 10118637Oct 15, 2012Equipment. This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels.
• 10118635Oct 15, 2012Visibility (wipers, defrost, mirrors). This preliminary informational bulletin provides a procedure for relearning the power folding mirriors and road testin to verify they correct a condtion of the power folding mirriors glass shakes, flutters at normal driving conditions.
• 10118634Oct 15, 2012Transmission and drivetrain. This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions
• 10084683Oct 15, 2012Equipment, Body and structure, Visibility (wipers, defrost, mirrors). This preliminary informational bulletin provides a procedure for relearning the power folding mirriors and road testin to verify they correct a condtion of the power folding mirriors glass shakes, flutters at normal driving conditions.
• 10112468Oct 12, 2012Visibility (wipers, defrost, mirrors). This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Technician should be advised Windshield reduces Ultraviolet rays down to 4% or less. Front side door glass reduces Ultraviolet rays down to 35% or less. Windshields are SOLAR glass with a light transmittance of >/=70%. Front door glass are…
• 10112465Oct 11, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
• 10118626Oct 10, 2012Equipment. This warranty administrational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10118623Oct 9, 2012Equipment. This warranty administrational bulletin provides information on courtesy transportation and roadside assistance programs offered through GM.
• 10118619Oct 5, 2012Equipment. This informational bulletin provides information on newly release bulletins used to fi the vehicles in the field the first time.
• 10247005Oct 1, 2012Equipment. Navigation Map Update May Fail To Load.
• 10246951Oct 1, 2012Equipment. Programming And Activation Of Replacement OnStar Modules.
• 10073121Oct 1, 2012Equipment. Summary to be provided on a future date.
• 10062496Oct 1, 2012Equipment. Summary to be provided on a future date.
• 10045342Jul 1, 2012Electrical system, Engine. General motors: ses light engine misfire and/or shudder- inspect ignition coils. This may be the result of a heat stressed/damaged ignition coil.
• 10044242May 1, 2012Electrical system. Gm: j-35616-64b terminal test probe and replacement terminal. Also included models verano, regal, lacrosse, cts, srx, volt, sonic, malibu, impala, equinox, cruze, avalanche, tahoe suburban, silverado, sierra, yukon, and terrain for model year 2013. Model escalade model year 2012-2013. Model pontiac g3 model year 2007. Model wave model years 2005-2010. Denali models model years 2007-2013.
• 10043914Apr 1, 2012Steering. Gm: service power steering message possible dtc c0450.
• 10038598Apr 1, 2012Engine cooling, Electrical system. Gm service campaign: see document search button for owner letter. In certain driving conditions or if it's been a while between oil changes, the timing chain could wear prematurely and cause the engine light to turn on. *rm updated 5/23/12.
• 10037570Apr 1, 2012Body and structure. Gm: on some truck models there is some frame corrosion. *rm updated on 5/2/2012.
• 10043935Mar 1, 2012Brakes. Cadillac: hard brake pedal when cold with auxiliary vacuum pump.
• 10043854Feb 1, 2012Transmission and drivetrain. Gm: see document search button for owner letter. Premature timing chain wear- reprogram engine control module. Vehicles equipped with a hfv6 engine, under certain driving conditions, and with extended oil change intervals, the timing chain could wear prematurely and cause the illumination of the service engine soon light.
• 10038345Feb 1, 2012Engine cooling. Buick/cadillac/chevrolet/gmc/pontiac/saturn: there may be an intermittent engine hesitation or flutter. The camshaft sensor terminals likely have poor connections. *rm updated 8/1/11. *pe updated 4/16/12.
• 10038294Jan 1, 2012Seat belts. Gm: there are seat belt problems: difficulty latching and unlatching buckle. Buckle release button is sticking. Seat belt warning light illuminated. Likely caused by sticky beverages that are spilled into the buckle assembly. *rm updated 4/3/12.
• 10043330Dec 1, 2011Exterior lighting. Cadillac/gmc/saturn: see document search button for owner letter. Certain model year vehicles may experience an issue of a loose electrical contact with low beam halogen headlamp bulb connector working intermittently.
• 10035986Dec 1, 2011Body and structure, Latches, locks and linkages. Buick/cadillac/chevrolet/gmc/saturn: intermittent unwanted liftgate or trunk opening, liftgate or trunk inoperative. Technician may determine that they are unable to duplicate these intermittent conditions. *pe updated 3/12/12.
• 10029924Dec 1, 2011Air bags. General motors: diagnostic information for intermittent restraints, air bag (sir) indicator/lamp on with dtc(s) b0012, b0013, b0016, b0016, b0019, b0020, b0022, b0023, b0026, b0033, b0040, b0042 or b0044 set. This may be caused by a loose, missing, or broken connector position assurance (cpa) retainer at the air bag for the set dtc. Includes trailblazer ext. *pe updated 8/16/10. *pe updated 3/12/12.
• 10037184Oct 1, 2011Seat belts. Gm: service bulletin explaining when the safety belts are supposed to lock. *rm updated 12/6/11.
• 10036464May 1, 2011Engine cooling. Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. Upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/11. *pe updated 5/9/11. *pe updated 5/25/11. *pe updated 06/16/2011. *kb updated a second time on 06/16/2011. *kb updated 6/27/11.
• 10038759Apr 1, 2011Electrical system. Gm: onstar is making incomplete calls without the driver knowing. When have a data connection.
• 10038295Feb 1, 2011Other or unknown. Gm: information on fixing multiple situations right the first time.
• 10038261Feb 1, 2011Engine cooling. Gm: check engine light is on with multiple trouble codes present.
• 10037933Jan 1, 2011Engine cooling. Gm: the service engine soon light is on, there is also a misfire or engine noise. There are multiple possible causes.
• 10037929Jan 1, 2011Brakes. Gm: there may be a brake pump noise when turning and/or the stability system active light is on. There is a software calibration problem. 2007-2008 cadillac cts.
• 10037926Jan 1, 2011Equipment. Gm: there is a gear whine from the rear when driving 30-60mph.
• 10037828Dec 1, 2010Electrical system. Gm: there may be a bind between the ignition lock and the housing making it unable to remove the key from the ignition. The driver may not be able to turn the vehicle off if it's running.
• 10034430Dec 1, 2010Body and structure. Cadillac: engineering information-front or rear door will notopen or unlock. Door latch assemblies returned under warranty have been tested with no trouble found. Gm engineering is attempting to determine the root cause of the condition(s) above. Engineering has a need to gather information on vehicles prior to repair that may exhibit this condition. *pe updated 2/28/11. *pe updated 6/6/11.
• 10037518Nov 1, 2010Transmission and drivetrain. Gm: there may be a leak from the transmission. The leak may come from the manual shaft plug.
• 10036324Sep 1, 2010Engine cooling. Pontiac/saturn/buick/gmc/chevrolet/cadillac/hummer: vehicle start and stalls after theft deterrent module replacement. Model years 2006-2011. Does not apply to vehicles with keyless access system.
• 10035784Aug 1, 2010Transmission and drivetrain. Cadillac: rumble, grind, ticking or rattle type noise while driving, output shaft spalling (replace output shaft and bearing).

← All problems reported for the 2008 Cadillac CTS