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.

• 10036550Jun 1, 2010Electrical system. Buick/cadillac/chevrolet/gmc/hummer/pontiac/saturn: additional diagnostic information for u0140 or u0073. Vehicle may exhibits some symptom(s) as door locks cycle while driving; intermittent no start; service stabilitrak dic message; speedometer and tachometer freeze while driving.
• 10034408Apr 1, 2010Exterior lighting. Cadillac: center high mounted stop lamp (chmsl) housing cracked, leds inoperative, contact with rear compartment lid, paint damage. Revised chmsl has been released for service. It features additional clearance to the rear compartment lid and improved manufacturing to prevent cracking and inoperative leds.
• 10030205Apr 1, 2010Transmission and drivetrain. Cadillac: no forward or reverse at launch, output shaft broken - keywords inoperative move no. *pe updated 11/15/10.
• 10032194Feb 1, 2010Brakes. Cadillac: hard brake pedal on cold start at high altitudes (install auxiliary vacuum pump). *pe updated 11/3/10.
• 10032325Jan 1, 2010Latches, locks and linkages, Body and structure. Cadillac service campaign: see document search button for owner letter. Front door latch freezing. Water enters the latch housing and freezes. May not be able to open the front doors using the outside door handle, or the door may not latch when the door is closed. *pe updated 6/25/10.
• 10028174Aug 1, 2009Electrical system. General motors: various electrical concerns (insp harness under ubec bracket). May experience one or more of the following: will not crank over and start; transmission shifts hard; door locks cycle while driving. *pe updated 3/15/10.
• 10032894Jun 1, 2009Exterior lighting. Cadillac: some customers may comment on a afl lamps need service message displayed on the dic. The adaptive feature of the headlamp is inoperative. Engineering is attempting to determine the root cause of the afl headlamp system not operating properly. Models include cts and cts-v
• 10032892Jun 1, 2009Brakes. Cadillac: wheel speed sensor connector misbuilt. When service technicians are performing a component level sensor test-the reversed signal polarity markings could result in misdiagnosis and possibly failing a good part.
• 10028175Jun 1, 2009Steering. General motor: service power steering-c0450 (insp harness near cylinder head). The cause may be engine wire harness is chafing on the right cylinder head. *pe updated 11/04/09. *pe updated on 5/1/12.
• 10024405May 1, 2009Wheels. Low tire pressure, leaking cast aluminum wheels (repair with adhesive sealant). 2008 and prior gm passenger car and light duty trucks (including saturn) and hummer h2, h3 and saab 9-7x with cast aluminum wheels. *nj updated 10/23/09.
• 10030790Feb 1, 2009Body and structure, Latches, locks and linkages. Cadillac: front doors may not open or close during cold weather. One or both front doors may not open using the outside release handle in subfreezing temperatures. The door can always be opened using the inside release handle. One or both front doors may open, but then not be able to close and relatch in subfreezing temperatures. The dic will always indicate to customer that the door is ajar or open. The door lock…
• 10030170Feb 1, 2009Electrical system. Cadillac: one or more of the electrical concerns: abs, stability indicator/warning messages; compass inop; heated seats (kb6) inop; heated washers inop; heating ventilation ac (hvac) inop; memory seat inop; no start; onstar inop; power windows inop; sir indicator/warning messages will light. Airbag ign 10a/onstar 10a/rdo 15a fuses may be open.
• 10028244Nov 1, 2008Electrical system, Engine cooling. General motors: the engine runs rough and the check engine light/malfunction indicator light (mil) flashes. The odd coils 15a fuse is open in the under hood fuse block.
• 10028179Nov 1, 2008Electrical system, Equipment. Buick cadillac chevrolet gmc pontiac saturn service campaign: see document search button for owner letter. Onstar system inoperative; replace onstar module. Some vehicles may have an onstar module with a component that was not manufactured to gm's specification. Can result in an open circuit and an inability to call or receive calls from onstar. Csc letter was received.
• 10020691Sep 30, 2008Engine cooling. 3.6 ly7 with cam actuator dtc. Dtc codes, p0016, p0017, p0018, p0019, p0008, or p0009. *kb the reluctor for the crankshaft sensor pressed on the crankshaft may have moved.
• 10026693Sep 1, 2008Equipment. Buick cadillac chevrolet gmc pontiac saturn service campaign: see document search button for owner letter. Onstar system inoperative - replace onstar module. This can result in an open circuit and an inability to call or receive calls from onstar. Csc letter was received.
• 10026691Sep 1, 2008Tires. Gmc: tire pressure light stays on (reprogram rcdlr) even though tire pressure values are correct.
• 10025947Jul 1, 2008Body and structure, Visibility (wipers, defrost, mirrors). General motors corp: outside door handle, door glass and/or outside mirror inoperative (replace door handle switch, inspect doc-n-loc connector and/or lubricate door handle).
• 10024790Mar 1, 2008Transmission and drivetrain. Ei08107 - 6l50 rwd transmission leak from extension housing, cracked or broken extension housing.
• 10024786Mar 1, 2008Fuel system. Slow fuel fill, premature fuel fill nozzle shut off, fuel tank difficult to fill full (replace fuel tank).
• 10024762Mar 1, 2008Steering. Power tilt/telescope steering column inoperative, dtc b2860/b2880 set (replace steering column tilt wheel position sensor).
• 10024623Mar 1, 2008Transmission and drivetrain. Dtc's p0011, p0014, p0021, p0024, p0341, p0346, p0366, or p0391. With 3.6 ly7 or llt.
• 10024581Mar 1, 2008Latches, locks and linkages. Front outside door handle inoperative or sticky (passive entry).
• 10024346Feb 1, 2008Transmission and drivetrain. Dtc p0878, p2714, p2723, transmission slips in 1st, 2nd, 3rd, or 4th gears and/or long garage shifts to drive, equipped with a 6l50 (myb), 6l80 (myc), or 6l90 (myd) transmission.
• 10024270Feb 1, 2008Fuel system. Fuel tank is hard to fill.
• 10024264Feb 1, 2008Transmission and drivetrain. Shifter binds, ignition key sticks, [shift to park] message displayed on driver information center (dic), dead battery (adjust shift linkage).
• 10022916Feb 1, 2008Transmission and drivetrain. Diagnosis for service fast learn adapts fails, no forward or no reverse. *nj updated 4/1/08.
• 10032851Jan 1, 2008Tires. Cadillac: service tire monitor system message displayed, tire pressure warning light on, tire pressure reading displayed as a dash in dic, dtcs c0750, c0755, c0760, c0765 set (add shielding foil tape to remote control door lock receiver (rcdlr) wire harness).
• 10024422Jan 1, 2008Tires. Service tire monitor system message displayed, tire pressure warning light on, tire pressure reading displayed as a dash in dtc's c0750, c0755, c0760, c0765 set (adding shielding foil tape to remote control door lock receive (rcdlr) wire harness). (excluding vehicles with rpo uha) built between vin breakpoints 80136490 and 80141498.
• 10023471Dec 13, 2007Latches, locks and linkages. Rear door does not unlock using power door lock or remote keyless entry.
• 10020881Dec 13, 2007Air bags. Air bag indicator light is on. *kb updated on 12/13/07.
• 10023998Dec 1, 2007Exterior lighting. Right lane change signal inoperative. Vehicles built prior to 1/15/08.
• 10023772Dec 1, 2007Transmission and drivetrain. Dtc p0756, p0796, p2714, p2723, tcc shudder or harsh engagement, harsh shifts, water in transmission - keywords code converter fluid torque. Equipped with 6l50, 6l80 or 6l90 (rpo's myb, myc, myd) automatic transmission.
• 10023746Dec 1, 2007Electrical system. Mil, reduced engine power, dtc p0087 p0089 p0451 p0452 p0628.
• 10023745Dec 1, 2007Exterior lighting. Turn signal does not cancel intermittently.
• 10023743Dec 1, 2007Engine cooling. Engine runs rough or mil p0326 p0327 p0328 p0336 p167d.
• 10023730Dec 1, 2007Transmission and drivetrain. Rear axle seal leak.
• 10023582Oct 1, 2007Transmission and drivetrain. Loose rear differential bolt - noise on certain 2008 cadillac cts.

← All problems reported for the 2008 Cadillac CTS