2014 GMC Sierra TSBs

and Canada only).

TECHNICIAN WILL GAIN ACCESS TO THE ROLLER ROCKERS TO INSPECT THEM. ONLY REPLACE THE ROLLER ROCKER THAT IS MISSING NEEDLE BEARINGS. BE SURE TO CLEAN THE OIL DRAINS TO RETRIEVE THE NEEDLE BEARINGS. EACH ROLLER ROCKER HAS 66 BEARINGS.

concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC P2138 set.

ENGINE TICK NOISE FOR 50 SECONDS AT START UP. TECHNICIAN DETERMINES IF THE TICK NOISE IS POSSIBLY COMING FROM THE EXHAUST MANIFOLD, AS THIS NOISE COULD EASILY BE MISTAKEN FOR AN ENGINE TICK NOISE. IF YOUR SI DIAGNOSIS DOES NOT ISOLATE THE CAUSE OF THIS CONCERN, THIS CONCERN SHOULD BE CONSIDERED A VEHICLE DESIGN CHARACTERISTIC OF THE ECM CALIBRATION AND NO ADDITIONAL REPAIRS SHOULD BE PERFORMED.

Technicians may find DTC P0751 set or stored in history. This condition may be caused by the Clutch Select Solenoid Valve 2 (359), located in the lower valve body, sticking in its bore resulting in a 4th gear start. Note: This condition can be very intermittent and difficult to duplicate.

DUE TO INTERNAL DAMAGE, EXTREME CAUTION MUST BE TAKEN FOR COMPONENT DEBRIS VIA BROKEN, BENT OR MISSING INTAKE VALVES. *PE

RESTRICTIONS, BY PRODUCT QUALITY CENTER (PQC). MODEL 2010-16 DURAMAX. *PE

MODEL 2010-14 AVALANCHE, SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON. *PE

AND OIL TANK AND LINES WOULD BE REPLACED ON DRY SUMP ENGINES WHEN REPAIRING AND/OR REPLACING. MODEL 2014-16 CORVETTE, SILVERADO, SIERRA, 2016 CTS-V, 2015-16 ESCALADE, SUBURBAN, TAHOE, YUKON, YUKON XL. *PE

SHORTING OF WIRES, OVER HEATING SYSTEM, ELECTRICAL FAILURE AND COMPARTMENT ENGINE FIRES. MODEL 2003-15 EXPRESS CUT AWAY VANS, SILVERADO CHASSIS CAB, SAVANA CUT AWAY VANS, SIERRA CHASSIS CAB. *PE

*LJ UPDATED 1/22/16. *PE

*LJ

BRACKET VEHICLES BODY HARNESS CONTACT EXPIRES WITH BASE WARRANTY . *LJ

SELECT DOCUMENT SEARCH BUTTON BELOW. THERE IS FUEL ODOR AND INCREASED EVAPORATIVE EMISSIONS DUE TO HIGH PRESSURE FUEL PUMP LEAKING AND ENGINE FAILS TO START OR WHEN DRIVEN HAS LESS POWER DUE TO INSUFFICIENT FUEL PRESSURE. MODEL 2014-14 SILVERADO LD, SIERRA LD, 2015 ESCALADE, ESV, SUBURBAN, TAHOE, YUKON, YUKON XL, CORVETTE. *PE

HARNESS CONTACT WITH PARK BRAKE BRACKET WILL EXPIRES WITH BASE WARRANTY. *LJ

SOME MODEL YEARS EQUIPPED WITH THE AUXILIARY SWITCH BANK HAVE AN ELECTRICAL ISSUE WITH IGNITION FEED FROM BATTERY FEED POSITION. *LJ

WHICH MAY ALSO BE DESCRIBED AS LOW IDLE. *LJ

OF A FUSE IN F26UA AND/OR F31UA LOCATION OF UBEC. MODEL 2014 SILVERADO 1500, SIERRA 1500, 2015 SILVERADO, SIERRA. *PE

MODEL 2002-15 SILVERADO, SIERRA, 2004-09 KODIAK C4500-C5500, TOPKICK C4500-C5500, 2006-15 EXPRESS, SAVANA. *PE

MALFUNCTIONS, DIC MESSAGES, IPC WARNING INDICATORS, SES LIGHT ON. *PE

CYLINDER PAST EXHAUST OR INTAKE VALVE, LOW STATIC COMPRESSION, SENSOR IS DISCONNECTED, OR WHILE CRANKING, VALVE TRAIN FAILS TO MOVE. MODEL 2009-2014 CORVETTE, CAMARO, EXPRESS, SS, SILVERADO, SUBURBAN, TAHOE, SAVANA, SIERRA, YUKON. *PE

DTC P00C6 MAY BE SET. LOW FUEL RAIL PRESSURE. ALSO INCLUDES CHEVROLET CORVETTE, GMC YUKON XL AND SIERRA. MODEL YEAR 2015. *JS UPDATED 05/19/2014 *JS UPDATED 11/12/14. *PE

MODEL 2008-2014 VEHICLES AND TRUCKS. *PE

THIS COULD BEGIN TO HAPPEN AFTER THE REPLACEMENT OF THE SPIN-ON OIL FILTER. DTC CODES P0701, P0729, P0731, P0732, P0733, P0734, P0735, P0751, P0756, P0761, P0877 OR P2723. *KB UPDATED 11/27/20132 *JS

BLANK AND WOULD GO OUT AND COME BACK ON. MODEL 2014 SIERRA 1500, SILVERADO 1500. *PE

FLASHING RED LIGHT ON WINDSHIELD IS ACTIVE AND SAFETY ALERT SEAT PLUSES IS AVAILABLE. MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE

THE PROBABLY CAUSE AN INCORRECT INSTALLATION OF A HANDLE COMPONENT. *RM UPDATED ON 7/26/2013. ALL 2014 AND PRIOR GM PASSENGER CARS AND TRUCKS. *KB

(CLEAN AND RESURFACE WHEEL BEAD SEAT) FOR CERTAIN 2000-2009 GM PASSENGER CARS AND LIGHT DUTY TRUCKS (INCLUDING SATURN). *PE UPDATED 04/15/2014 *JS

feel or clunk noise at a stop or on launch. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle. The bump clunk issue may be due to fuel movement in the fuel tank when not completely full. The condition is eliminated after completely filling the fuel tank.

Technician may find a P0420, P24A0 and/or P2463 set. Technician should use published Service Information diagnostics for the Diagnostic Trouble Code. If the diagnostic leads to diagnosis or replacement of the Q57 Indirect Exhaust After treatment Fuel Injector, document all of your test results.

SELECT DOCUMENT SEARCH BUTTON BELOW. IN SOME TRUCKS, THE REAR SEAT ENTERTAINMENT SYSTEM WAS INSTALLED WITHOUT VALIDATION APPROVAL AND WOULD NEED TO HAVE HINGED SCREEN STYLE REAR SYSTEM REPLACED AND REMOVED WITH REVISED INTEGRAL SCREEN. MODEL 2014-15 SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON. *PE

PRESSURE LINE FITTING OR FUEL RAIL CONNECTION. 2010-2015 EXPRESS, SIERRA, SAVANA, SILVERADO. *PE

for a clunking noise coming from the rear of the vehicle.

concern for a clunking noise coming from the rear of the vehicle.

noise originating from the rear of the vehicle.

to be replaced if the brake pedal moves or applies on its own at a full turn.

BRACKET WHERE EXPOSED BODY HARNESS WIRES IN CLOSE PROXIMITY TO PARKING BRAKE BRACKET CAN RUB OR PINCH BRAKE BRACKET. MODEL 2014-15 SIERRA, SILVERADO. *PE

MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE

Communication Interface Modules (VCIM) (GMNA Only)

THIS COULD CAUSE INCREASED STEERING EFFORT AT LOW SPEEDS, A POWER STEERING DIC MESSAGE, AND COULD SET DTC C056D. THIS INFORMATION IS THE PROCEDURE NECESSARY TO REPROGRAM THE POWER STEERING CONTROL MODULE. *JS

THIS BULLETIN CONTAINS THE PROCEDURE FOR THE INSPECTION OF THE BATTERY. ALSO INCLUDED MAKE/MODEL CHEVROLET CAPTIVA AND CAPTIVA SPORT MY2013-2014. *JS

MODEL 2013-15. ATS, CTS, ESCALADE, AVALANCHE, CAMARO, CORVETTE, EXPRESS, SILVERADO, SUBURBAN, TAHOE, SAVANA, SIERRA, YUKON. *PE UPDATED 2/5/16. *PE UPDATED 2/12/16. *PE

MODEL 2014-15 SILVERADO 2500/3500, SIERRA 2500/3500. *PE

*KB

management submission information.

DIAGNOSTIC TROUBLE CODE (DTC) P0521 APPEAR. MODEL 2014-15 SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON, YUKON XL. *PE

SOME SUVS WERE SHIPPED WITHOUT THE REQUIRED BASE RUBBER FLOOR MATS DUE TO A SHORTAGE, AND NEEDS TO BE INSTALLED. MODELS 2014 SILVERADO, SIERRA. *PE

Empowerment Program and Goodwill Cases.

MODEL YEARS 2001-2013. *PE UPDATED ON 06/08/2011. *KB UPDATED ON 06/16/2011. *KB UPDATED 11/26/12. *PE UPDATED 12/4/2013 *JS