2014 Chevrolet Silverado TSBs

for causing multiple customer concerns that do not have other diagnostic methods to identify them.

of poor, limited, reduced Remote Keyless Entry (RKE) or Remote Vehicle Start (RVS) range.

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

Technician may find Diagnostic Trouble Code DTCs P0087, P0088, P0191 or P128E. Technician will need to follow all Service Information diagnose for the Diagnostic Trouble Code. If the current Service Information diagnostic has led to Fuel Injection Pump replacement, Fuel Pressure Regulator 1 must be inspected for magnetic metal debris. If there is a questionable amount of magnetic debris found on Pressure Regulator 1 remove the Fuel Rail Pressure Sensor and/or Fuel Pressure Regulator 2 to inspect for magnetic metal debris. If technician will need to replace all of the parts listed under the latest version of PIP4949 found in the Service Forms section of Global Connect if debris is found. Clean and flush all fuel chassis lines, filter pipes, and other engine mounted fuel system pipes not replaced. Also the fuel filter housing must be cleaned with a new fuel filter installed. Then the fuel tank and fuel sender must be cleaned and flushed.

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.

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

INFORMATION REGARDING A NO CRANK OR START THEN IMMEDIATE STALL CONDITION. *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

WHICH MAY ALSO BE DESCRIBED AS LOW IDLE. *LJ

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

override the automatic door locking feature. Technician will update the Body Control Module on 2006 to 2007 model years. On 2010 to 2014 model years technician will need to contact Techline Customer Support for calibrations.

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 COULD CAUSE A THE VEHICLE TO EXPERIENCE NO CRANK/ NO START UP. THERE IS A SERVICE UPDATE AVAILABLE TO REPROGRAM THE BODY CONTROL MODULE. ALSO INCLUDED MAKE/MODEL GMC SIERRA 1500 SERIES. *JS

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

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

Technician may find Diagnostic Trouble Code B2470-04 set in the Vehicle Communication Interface Module also a red LED on the OnStar keypad will be on. Technician will need to follow published diagnostics for the Diagnostic Trouble Code. If the diagnostics lead to replacement of the Vehicle Communication Interface Module read the OnStar Customer Identifier using Global Diagnostic System 2. If the value falls in range the technician will need to remove power from the module for 5 minutes. After the power cycle was performed, check for the Diagnostic Trouble Code to be set current or history. If the Diagnostic Trouble Code is current replace the module. If the Diagnostic Trouble Code is history no further action is required.

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

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.

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.

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

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

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

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

*KB

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