2011 Chevrolet Silverado TSBs
71 Silverado Technical Service Bulletins
Technical Service Bulletins, or TSBs for short, are notifications made directly by Chevrolet to help automotive technicians diagnose and repair commonly reported Silverado problems. Interested in how this information is collected? Read more about TSBs.
Recent 2011 Silverado TSBs
Description: CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN MODEL VEHICLES, A CONDITION WHERE ROOF RAIL AIRBAGS, MAY BEEN IMPROPERLY ROUTED ON RIGHT SIDE, RESULTING IN DEPLOYMENT. *PE
STEERING
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Description: GM: THE SERVICE STABILITRAK MESSAGE BEING DISPLAYED IN DIC. THE STABILITRAK INDICATOR LIGHT MAY ALSO BE ON. *JS
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Description: GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM
STEERING:RACK AND PINION:PINION SHAFT
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Description: CHEVROLET/GMC: SOME VEHICLES MAY EXPERIENCE FLUID LEAKING FROM FRONT DRIVE AXLE AREA. AFTER INSPECTION, PROBLEM FOUND TO BE PINION SEAL LEAKING. *PE
STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
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Description: GMC: HYDRAULIC POWER STEERING LEAK AT HOSE CONNECTION TO STEERING RACK. ALL POTENTIAL LEAKS SHOULD BE COMPLETELY CLEANED AND INDENTIFIED BEFORE ATTEMPTING TO REPAIR OR REPLACE ANY POWER STEERING COMPONENTS. *JS
SUSPENSION
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Description: GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM
SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY
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Description: CHEVROLET/GMC: A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. UPON FURTHER INVESTIGATION, THE TECHNICIAN MAY DIAGNOSE THE NOISE COMING FROM THE REAR SUSPENSION LEAF SPRING AREA. *PE UPDATED 6/30/2011. *KB
SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:LEAF
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Description: CHEVROLET/GMC: A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. UPON FURTHER INVESTIGATION, THE TECHNICIAN MAY DIAGNOSE THE NOISE COMING FROM THE REAR SUSPENSION LEAF SPRING AREA. *PE UPDATED 6/30/2011. *KB
SUSPENSION:AUTOMATIC STABILITY CONTROL (ASC)
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Description: GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM
SERVICE BRAKES, ELECTRIC
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Description: GENERAL MOTORS: HYBRID BRAKE NOISE OR VIBRATION. BRAKES GROAN OR THUMP NOISES DURING BRAKING; BRAKE PEDAL PUSHBACK OR VIBRATION THAT MAY RESEMBLE A PULSATION AS THE VEHICLE COMES TO A STOP; A SLIGHT DROP IN THE BRAKE PEDAL WHEN COMING TO A
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
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Description: (HYBRID) ADDITIONAL INFORMATION ON BLEEDING THE BRAKES. WITH RPO HP2. *NJ UPDATED 6/27/11. *PE
SERVICE BRAKES, HYDRAULIC:ANTILOCK:ABS WARNING LIGHT
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Description: CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. *PE
SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT
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Description: CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. *PE
ENGINE AND ENGINE COOLING
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Description: GM: SERVICE ENGINE SOON LIGHT IS ON WITH A MISFIRE AND A POSSIBLE TICK NOISE. *RM
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Description: GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE. THERE ARE MULTIPLE POSSIBLE CAUSES. *RM
ENGINE AND ENGINE COOLING:ENGINE
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Description: GM: GAUGE FLUCTUATION, VARIOUS DTCS, AND THE WIRING HARNESS MAY BE CHAFING/RUBBING ON A/C LINE. *JS
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Description: 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/
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Description: GM: THE AIR BAG LIGHT IS ON WITH A STORED TROUBLE CODE. *RM
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Description: CADILLAC/CHEVROLET/GMC: ON RARE OCCASIONS, A VEHICLE MAY STALL AND A SES LIGHT MAY SET ACCOMPANIED BY ONE OR ALL OF THE FOLLOWING CODES, P061B; P0AFA; P0BBD. IN MOST CASES THE VEHICLE WILL RESTART, BUT THE SES LAMP WILL REMAIN ILLUMINATED
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Description: GM: THE ENGINE LIGHT IS ON AND THE VEHICLE LACKS POWER. THERE ARE MULTIPLE POSSIBLE TROUBLE CODES. *RM
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Description: GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
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Description: GM: THE ENGINE LIGHT IS ON WITH LOW POWER. THERE IS ALSO A TROUBLE CODE STORED. *RM UPDATED 6/8/11. *PE
ENGINE AND ENGINE COOLING:ENGINE:DIESEL
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Description: GM: THERE IS A DIESEL FUEL WARNING MESSAGE DISPLAYED OR THE MESSAGE WILL NOT RESET IN COLD WEATHER. *RM UPDATED 6/14/11. *PE UPDATED ON 6/27/2011. *KB
ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO-CHARGER
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Description: GM: INFORMATION ON INSPECTING AND REPLACING TURBOS. *RM
ENGINE AND ENGINE COOLING:COOLING SYSTEM
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Description: GM: GAUGE FLUCTUATION, VARIOUS DTCS, AND THE WIRING HARNESS MAY BE CHAFING/RUBBING ON A/C LINE. *JS
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Description: GM: THERE MAY BE COMPLAINTS THAT THE LOW COOLANT LIGHT IS ON, LOSS OF COOLANT, OR EXCESSIVE PRESSURE. THERE ARE NO EXTERNAL LEAKS. *RM
ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSE
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Description: GMC: CORRECT FRONT AXLE VENT HOSE ROUTING. THE FRONT AXLE VENT HOSE IS MOUNTED IN THE LEFT SIDE OF THE ENGINE COMPARTMENT, AND MAY NOT BE CORRECTLY ROUTED. *PE UPDATED ON 5/1/2012. *KB
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
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Description: GM SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE FUEL INJECTION SYSTEM MAY NOT OPERATE AS INTENDED. IF THIS OCCURS THE MALFUNCTION LIGHT MAY ILLUMINATE, AND VEHICLE SPEED COULD BE LIMITED. *RM UPDATED 10/4/11. *PE
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)
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Description: 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/
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
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Description: CHEVROLET/GMC: AT HIGH PRESSURE PUMP TO HIGH PRESSURE FUEL LINES THERE ARE SIGNS OF FUEL LEAKAGE AND/OR FUEL ODOR. *PE UPDATED ON 5/2/2012. *KB
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
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Description: CHEVROLET/GMC: AT HIGH PRESSURE PUMP TO HIGH PRESSURE FUEL LINES THERE ARE SIGNS OF FUEL LEAKAGE AND/OR FUEL ODOR. *PE UPDATED ON 5/2/2012. *KB
FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
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Description: GM: SERVICE ENGINE SOON LIGHT IS ON AND THERE IS AN EXHAUST FLUID MESSAGE DISPLAYED. THIS MAY BE CAUSED BY A PREVIOUS FUEL TANK REPAIR. *RM
FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:FILLING/CHARGING
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Description: GM: THE MALFUNCTION LIGHT IS ON AND THE FUEL TANK IS HARD TO FILL. THERE ARE TROUBLE CODES STORED. *RM
FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
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Description: GM: GAUGE FLUCTUATION, VARIOUS DTCS, AND THE WIRING HARNESS MAY BE CHAFING/RUBBING ON A/C LINE. *JS
POWER TRAIN:MANUAL TRANSMISSION
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Description: GM: THERE ARE COMPLAINTS OF CERTAIN GEARS NOT WORKING OR NO REVERSE. THERE IS ALSO A POSSIBILITY OF TWO INTERNAL TROUBLE CODES. *RM
POWER TRAIN:AUTOMATIC TRANSMISSION
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Description: CADILLAC/CHEVROLET/GMC/HUMMER: SOME SUVS AND TRUCKS ARE EXHIBITING A CONDITION WHERE BY GRINDING/RATCHETING TYPE NOISE COMING FROM AUTOMATIC TRANSMISSION WHEN SHIFTING INTO PARK WHILE IN 4WD LOW (4LO) RANGE. *PE
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Description: CADILLAC/CHEVROLET/GMC: CERTAIN MODEL VEHICLES MY 2010-2012, THE TRANSMISSION HAS DEVELOPED A LEAK IN THE REAR. *PE
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)
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Description: GM: LOSS OF HIGH SPEED GMLAN COMMUNICATIONS, INTERMITTENT NO CRANK, IP GAGE FLUCTUATION, INTERMITTENT DOOR LOOK CYCLING, INTERMITTENT CHIME OPERATION, VARIOUS IP WARNING LAMPS ILLUMINATED, TRANSMISSION MAY NOT SHIFT, COMMUNICATION DTCS U007
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Description: GM: THE TRANSMISSION IS SLIPPING OR HAS NO FORWARD/REVERSE MOVEMENT. *RM UPDATED 4/16/12. *PE
POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
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Description: GMC/CHEVROLET: BULLETIN PROVIDES INFORMATION ON THE SEAL REVISION AND THE TRANSFER CASE OUTPUT SHAFT SLINGER FOR CERTAIN MODEL YEAR TRUCKS. *PE
ELECTRICAL SYSTEM
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Description: CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. *PE
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Description: GM: THE MALFUNCTION LIGHT IS ON AND THE FUEL TANK IS HARD TO FILL. THERE ARE TROUBLE CODES STORED. *RM
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Description: GM: THERE MAY BE MULTIPLE ELECTRICAL ISSUES SUCH AS: NO START, STARTER STAYS ENGAGED, FOG LAMPS WON'T TURN ON, WASHING FLUID NOT SPRAYING, PARK AND REVERSE LIGHTS STAY ON, BATTERY GOES DEAD, AND A BUZZ NOISE UNDERNEATH THE DASH. 2007-2011 S
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Description: CHEVROLET/GMC/CADILLAC: MULTIPLE ELECTRICAL CONCERNS WITH DTC C0900 - KEYWORDS BATTERY C/K CABLE CLOCK CRANK CYCLE DOOR DIMMING FLICKER GAGE GAUGE GMC HVAC INOP INOPERATIVE INSTRUMENT INTERMITTENT IPC LOCK NO PANEL POWER RADIO STALL START
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Description: GENERAL MOTORS: DUE TO THE PARASITIC DRAIN/DISCHARGE ON 2011 VEHICLES AND TRUCKS, A NO CRANK/NO START AND DEAD BATTERY WOULD OCCUR. CADILLAC STS AND CHEVROLET VOLT NOT INCLUDED. *PE
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Description: CADILLAC/CHEVROLET/GMC: ON RARE OCCASIONS, A VEHICLE MAY STALL AND A SES LIGHT MAY SET ACCOMPANIED BY ONE OR ALL OF THE FOLLOWING CODES, P061B; P0AFA; P0BBD. IN MOST CASES THE VEHICLE WILL RESTART, BUT THE SES LAMP WILL REMAIN ILLUMINATED
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Description: GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM
ELECTRICAL SYSTEM:BATTERY
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Description: GMC/CHEVROLET: SEE DOCUEMTN SEARCH BUTTON FOR OWNER LETTER. AUXILIARY BATTERY FEED MAY CAUSE FUSIBLE LINK TO MELT AND OPEN CIRCUIT TO PREVENT DAMAGE OR FIRE IN WIRING HARNESS, DUE TO ELECTRICAL OVER LOAD. *PE
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Description: GM: THERE MAY BE MULTIPLE ELECTRICAL ISSUES SUCH AS: NO START, STARTER STAYS ENGAGED, FOG LAMPS WON'T TURN ON, WASHING FLUID NOT SPRAYING, PARK AND REVERSE LIGHTS STAY ON, BATTERY GOES DEAD, AND A BUZZ NOISE UNDERNEATH THE DASH. 2007-2011 S
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Description: GENERAL MOTORS: DUE TO THE PARASITIC DRAIN/DISCHARGE ON 2011 VEHICLES AND TRUCKS, A NO CRANK/NO START AND DEAD BATTERY WOULD OCCUR. CADILLAC STS AND CHEVROLET VOLT NOT INCLUDED. *PE
ELECTRICAL SYSTEM:WIRING
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Description: CADILLAC/CHEVROLET/GM: IN REGARDS TO SOME VEHICLES, THERE IS AN ISSUE OF NO AIRFLOW THROUGH HVAC VENTS DUE TO THE BLOWER MOTOR BEING INOPERATIVE. *PE UPDATED 2/21/12. *PE
ELECTRICAL SYSTEM:FUSES AND CIRCUIT BREAKERS
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Description: GM: THE SERVICE STABILITRAK MESSAGE BEING DISPLAYED IN DIC. THE STABILITRAK INDICATOR LIGHT MAY ALSO BE ON. *JS
ELECTRICAL SYSTEM:IGNITION
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Description: GM: THERE MAY BE MULTIPLE ELECTRICAL ISSUES SUCH AS: NO START, STARTER STAYS ENGAGED, FOG LAMPS WON'T TURN ON, WASHING FLUID NOT SPRAYING, PARK AND REVERSE LIGHTS STAY ON, BATTERY GOES DEAD, AND A BUZZ NOISE UNDERNEATH THE DASH. 2007-2011 S
DIGITAL INSTRUMENT PANEL
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Description: CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. *PE
ELECTRICAL SYSTEM: SOFTWARE
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Description: GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM
ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
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Description: CHEVROLET/GMC: STOP LAMP SWITCHES HAS FAILED BUT NOT CONFIRMED, DUE TO POSSIBLE CODE SET BY WIRING/TERMINAL ISSUE AT BRAKE SWITCH. *PE
EXTERIOR LIGHTING:HEADLIGHTS
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Description: GM: LOW BEAM HEADLAMP BULB DIAGNOSIS/ REPLACEMENT (INSPECT BULB AND CONNECTOR). DO NOT REPLACE THE ENTIRE HEADLAMP ASSEMBLY FOR THIS CONDITION. REPLACE THE BULB AND INSPECT THE CONNECTOR. *JS
VISIBILITY:DEFROSTER/DEFOGGER SYSTEM:WINDSHIELD:BLOWER
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Description: GM: DIAGNOSE AND REPAIR HVAC BLOWER FUNCTION. MAY NOT BE ANY AIR FLOW FROM THE HVAC VENTS. ONE POSSIBLE OF THIS CONDITION MAY BE THE CONTACTS IN THE HVAC JUNCTION BLOCK(S) LOCATED AT THE RIGHT SIDE OF THE INSTRUMENTAL PANEL. *JS
AIR BAGS
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Description: GM: THE AIR BAG WARNING LIGHT IS ON WITH STORED TROUBLE CODES DUE TO AN ELECTRO-MAGNETIC INTERFERENCE IN THE AMARILLO, TEXAS AREA. *RM UPDATED 6/24/11. *PE UPDATED 3/12/12. *PE
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Description: CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN MODEL VEHICLES, A CONDITION WHERE ROOF RAIL AIRBAGS, MAY BEEN IMPROPERLY ROUTED ON RIGHT SIDE, RESULTING IN DEPLOYMENT. *PE
AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE
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Description: GM: AIR BAG WARNING LAMP ILLUMINATED, REPEAT HISTORY DTC B0083 0F- B0088 0F ON VEHICLES OPERATED IN AMARILLO TEXAS AREA. AN UPDATED SOFTWARE CALIBRATION HAS BEEN RELEASED TO ADDRESS THIS CONDITION. ALSO INCLUDED IN MODELS YEARS 2010-2012 MO
SEAT BELTS
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Description: 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/
SEAT BELTS:FRONT:WARNING LIGHT/DEVICES
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Description: 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/
STRUCTURE:FRAME AND MEMBERS
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Description: GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB
STRUCTURE:BODY:DOOR
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Description: GM: THE CHROME OUTSIDE DOOR HANDLE IS CRACKED OR LOOSE AT THE SCREW WHERE IT ATTACHES. GREASE MAY HAVE CAUSE THE SCREW TO DEGRADE OR THE TORQUE WAS TOO HIGH. *RM
LATCHES/LOCKS/LINKAGES:DOORS:LATCH
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Description: GM: THE FRONT OR REAR DOOR MAY NOT OPEN FROM THE INSIDE OR OUTSIDE HANDLE, THE DOOR WILL NOT UNLOCK WITH ANY METHOD. THE PROBABLY CAUSE AN INCORRECT INSTALLATION OF A HANDLE COMPONENT. *RM
EQUIPMENT
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Description: GM: THE CARPET IS CURLING AT THE TOP FRONT EDGE. THE CARPET WAS FOLDED PRIOR TO INSTALLATION AND WHEN INSTALLED IT CURLS BACK UP. 2007-2012 SILVERADO/SIERRA. *RM
EQUIPMENT:OTHER:LABELS
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Description: GM SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. 2011 SILVERADO/SIERRA. SOME TRUCKS MAY HAVE BEEN BUILT WITHOUT A NOISE LABEL ON THE DOOR. *RM
EQUIPMENT ADAPTIVE
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Description: GM: THE CARPET IS CURLING AT THE TOP FRONT EDGE. THE CARPET WAS FOLDED PRIOR TO INSTALLATION AND WHEN INSTALLED IT CURLS BACK UP. 2007-2012 SILVERADO/SIERRA. *RM
UNKNOWN OR OTHER
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Description: GM: 2011 SIERRA/SILVERADO.TWO WELDS MAY BE MISSING FROM THE BOTTOM OF THE TRUCK BOX AND UNDER LOADS THE REMAINING WELDS MAY FRACTURE. *RM
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Description: GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME. *RM