Technical Service Bulletins (TSB)

CADILLAC — CTS (2008–2012) — 5 vehicle combinations

016000 STEERING:ELECTRIC POWER ASSIST SYSTEM

GM: SERVICE POWER STEERING MESSAGE POSSIBLE DTC C0450. *JS

CADILLAC — ESCALADE HYBRID, SIERRA HYBRID, SILVERADO HYBRID, TAHOE HYBRID, YUKON HYBRID (2008–2009) — 7 vehicle combinations

106000 POWER TRAIN:AXLE ASSEMBLY

GM: CLICK TICK WHIRL NOISE FROM REAR AXLE. THE NOISE MAY BE PRESENT ON ACCELERATION, DECELERATION, OR WHEN THERE IS A TORQUE REVERSAL IN THE DRIVE-LINE (ACCELERATION TO DECELERATION). ALSO INCLUDED ESCALADE HYBRID MODEL YEARS 2008/2010/201

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CADILLAC — ACADIA, ASTRO, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, BLAZER, C/K SERIES, C4500, C5500, CADILLAC TRUCK, CAMARO, CANYON, CAPTIVA, CAPTIVA SPORT, CATERA, CAVALIER, CHEVROLET, CHEVROLET TRUCK, CHEVY VAN, CLASSIC, COBALT, COLORADO, CONVENTIONAL, CORVETTE, CORVETTE Z06, CORVETTE ZR1, CRUZE, CTS, DENALI, DEVILLE, DTS, ENVOY, ENVOY 360, ENVOY DENALI, ENVOY DENALI XL, ENVOY XL, ENVOY XL 370, ENVOY XUV, EPICA, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, ESCALADE HYBRID, EXPRESS, EXPRESS 1500, EXPRESS 2500, EXPRESS 3500, G SERIES, G1500, G2500, G3500, GMC TRUCK, H2, H2 SUT, H3, H3 SUT, HHR, IMPALA, INCOMPLETE/CUTAWAY C3, JIMMY, JIMMY CLASSIC, KODIAK, L SERIES, MALIBU, MALIBU CLASSIC, MALIBU HYBRID, MALIBU MAXX, MONTE CARLO, OPTRA, S UTILITY, S/T BLAZER, S10, SAFARI, SAFARI (GMC), SANANA, SAVANA, SAVANA 1500, SAVANA 2500, SAVANA 3500, SEVILLE, SIERRA, SIERRA 1500, SIERRA 1500 HD, SIERRA 2500, SIERRA 2500 HD, SIERRA 3500, SIERRA CLASSIC, SIERRA DENALI, SIERRA HYBRID, SILVERADO, SILVERADO 1500, SILVERADO 1500 HD, SILVERADO 2500, SILVERADO 2500 HD, SILVERADO 3500, SILVERADO CLASSIC, SILVERADO HYBRID, SLS, SONOMA, SONOMA CREW, SRX, SSR, STS, SUBURBAN, SUBURBAN 1500, SUBURBAN 2500, TAHOE, TAHOE HYBRID, TERRAIN, TOPKICK, TRACKER, TRAILBLAZER, TRAILBLAZER 360, TRAILBLAZER EXT, TRAILBLAZER EXT 370, TRAVERSE, UPLANDER, V-SERIES, VENTURE, VOLT, W-SERIES, W3500, W4500, W5500, XLR, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON HYBRID, YUKON XL, YUKON XL 1500, YUKON XL 2500, YUKON XL DENALI (2003–2011) — 586 vehicle combinations

161000 STRUCTURE:FRAME AND MEMBERS

GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB

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CADILLAC — AVALANCHE, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SILVERADO, SUBURBAN, TAHOE, YUKON, YUKON XL (2007–2012) — 59 vehicle combinations

062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

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

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CADILLAC — AVALANCHE, CORVETTE, ESCALADE, ESCALADE HYBRID, H2, SIERRA, SIERRA HYBRID, SILVERADO, SILVERADO HYBRID, SUBURBAN, TAHOE, TAHOE HYBRID, XLR, YUKON, YUKON HYBRID (2007–2012) — 59 vehicle combinations

103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

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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CADILLAC — AVALANCHE, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SILVERADO, SUBURBAN, TAHOE, YUKON, YUKON DENALI XL, YUKON XL (2010–2012) — 32 vehicle combinations

141100 AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE

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

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CADILLAC — AVALANCHE, AVALANCHE 1500, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL, YUKON XL 1500 (2007–2013) — 65 vehicle combinations

103000 POWER TRAIN:AUTOMATIC TRANSMISSION

GM: TICK OR RATTLE NOISE FROM FRONT OF DASH, TRANSMISSION FILLER TUBE CRACKED OR BROKEN (INSPECT FILLER TUBE, REPLACE TUBE AS NECESSARY). *JS UPDATED 05/3/2013 *JS

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CADILLAC — CTS (2008–2012) — 5 vehicle combinations

030000 SERVICE BRAKES, HYDRAULIC

CADILLAC: HARD BRAKE PEDAL WHEN COLD WITH AUXILIARY VACUUM PUMP. *KB

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CADILLAC — AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, CAMARO, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, SUBURBAN 1500, SUBURBAN 2500, TAHOE, TRAVERSE, YUKON (2007–2011) — 84 vehicle combinations

036100 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE

GMC: UNABLE TO COMMUNICATE WITH THE EBCM DTC U0121. *NJ VEHICLES EQUIPPED WITH JL4. UPDATED 9/30/08. *PE UPDATED 6/27/11. *PE UPDATED 4/6/12. *PE

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CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2007–2012) — 94 vehicle combinations

220000 SEATS

SEAT RATTLE AND/OR HARD TO LATCH AND UNLATCH, POWER RELEASE FOLD AND TUMBLE NOT FULLY FUNCTIONING. *KB

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CADILLAC — ESCALADE, ESCALADE ESV, ESCALADE EXT (2007–2012) — 17 vehicle combinations

250000 ELECTRONIC STABILITY CONTROL

CADILLAC/CHEVROLET/GMC: MESSAGE BEING DISPLAYED REGARDING SERVICE STABILITRAK INDICATOR LIGHT ON. *PE

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CADILLAC — SRX, STS, XLR (2007–2008) — 12 vehicle combinations

061000 ENGINE AND ENGINE COOLING:ENGINE

CADILLAC: SES LIGHT WITH DTCS P0171 AND P0174. COMPLAINT OF SES LIGHT BUT IT IS UNLIKELY THAT THERE WILL BE A COMPLAINT OF ANY ENGINE PERFORMANCE CONCERNS IF THIS APPLIES. UPON INSPECTION, DTCS P0171 AND P0174 WILL BE STORED AND FREEZE F

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CADILLAC — AVALANCHE, AVALANCHE 1500, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SILVERADO, SUBURBAN 1500, TAHOE, YUKON, YUKON DENALI XL, YUKON XL 1500 (2010–2011) — 22 vehicle combinations

140000 AIR BAGS

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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CADILLAC — ACADIA, CTS, OUTLOOK, SRX (2007–2010) — 12 vehicle combinations

121000 EXTERIOR LIGHTING:HEADLIGHTS

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. *PE

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CADILLAC — CTS (2011)

105500 POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

GM: THERE IS A GEAR WHINE FROM THE REAR WHEN DRIVING 30-60MPH. *RM UPDATED ON 6/15/2011. *KB UPDATED 8/1/11. *PE UPDATED 3/12/12. *PE

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CADILLAC — SRX (2010–2012) — 3 vehicle combinations

174200 LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK

CADILLAC: RELEASE BUTTONS ON LIFTGATE CAUSING IT TO OPEN WITHOUT BEING PRESSED, MAY BE CAUSED BY TRANSMITTER IN PURSE OR POCKET, BEING INADVERTENTLY PRESSED. *PE

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CADILLAC — AVALANCHE 1500, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SILVERADO, SUBURBAN 1500, TAHOE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL 1500 (2011) — 12 vehicle combinations

114000 ELECTRICAL SYSTEM:WIRING

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

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CADILLAC — ESCALADE, SIERRA, SILVERADO, SILVERADO 1500, TAHOE, YUKON (2008–2011) — 17 vehicle combinations

112000 ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

GM: A DRIVER MOTOR GENERATOR CONTROL MODULE IS BEING PUT ON RESTRICTION. *RM UPDATED 2/14/12. *PE

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CADILLAC — AVALANCHE, CAMARO, CTS, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SILVERADO, STS, SUBURBAN, TAHOE, YUKON, YUKON DENALI XL (2010–2012) — 28 vehicle combinations

103000 POWER TRAIN:AUTOMATIC TRANSMISSION

CADILLAC/CHEVROLET/GMC: CERTAIN MODEL VEHICLES MY 2010-2012, THE TRANSMISSION HAS DEVELOPED A LEAK IN THE REAR. *PE

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CADILLAC — STS (2007–2008) — 4 vehicle combinations

026000 TRACTION CONTROL SYSTEM

GM: WHEN TURNING THERE IS A PUMP NOISE IN THE BRAKES. THERE IS ALSO STABILITY OR TRACTION LIGHT ON. THIS IS CAUSED BY A SOFTWARE CALIBRATION. 2007-2008 STS. *RM UPDATED 12/6/11. *PE

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CADILLAC — CTS (2005–2007) — 3 vehicle combinations

220000 SEATS

CADILLAC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. WITH REPEATED FLEXING, THE FRONT PASSENGER SEAT MAT CAUSE MAT TO KINK, BEND, OR FOLD. FLEXING OF PASSENGER SENSING SYSTEM MAT CAN BREAK CONNECTIONS. *PE

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CADILLAC — AVALANCHE 1500, ESCALADE, ESCALADE ESV, ESCALADE EXT, SUBURBAN 1500, TAHOE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL 1500 (2007–2011) — 250 vehicle combinations

033210 SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC:HOSES, LINES/PIPING, AND FITTINGS

CADILLAC/CHEVROLET/GMC: DUE TO BUILD UP OF SNOW, MUD OR ICE, THE RIGHT FRONT WHEELHOUSE LINER MAY BE CONTACTING OR IS TOO CLOSE TO BRAKE PIPE. *PE

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CADILLAC — SRX (2010)

051120 PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE

CADILLAC: DRIVER INFORMATION CENTER (DIC) DISPLAYS SERVICE PARKING BRAKE SYSTEM INOPERATIVE. *PE

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CADILLAC — SRX (2008)

111100 ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

CADILLAC:REVISED BATTERY CABLE ROUTING. *PE

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CADILLAC — ESCALADE, SIERRA, SILVERADO, TAHOE, YUKON (2008–2009) — 14 vehicle combinations

102000 POWER TRAIN:MANUAL TRANSMISSION

(HYBRID) VEHICLE STALLS WHEN SHIFTED OUT OF PARK. WITH RPO HP2. *NJ UPDATED 12/3/08. *PE UPDATED 8/19/09. *PE UPDATED 8/1/11. *PE

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