Technical Service Bulletins (TSB)

BUICK — ACADIA, ASTRO, ATS, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, AZTEK, BLAZER, BOLT EV, BONNEVILLE, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CAVALIER, CENTURY, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, DEVILLE, DTS, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, ENVOY XL, ENVOY XUV, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, ESCALADE EXT 1500, EXPRESS, G3, G5, G6, G8, GRAND AM, GRAND PRIX, GTO, H2, H3, HHR, IMPALA, JIMMY CLASSIC, LACROSSE, LESABRE, LUCERNE, MALIBU, MONTANA, MONTE CARLO, PARK AVENUE, PURSUIT, RAINIER, REGAL, RENDEZVOUS, SAFARI, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 1500 HD, SILVERADO 2500, SILVERADO 3500, SOLSTICE, SONIC, SPARK, SPARK EV, SRX, SS, SSR, STS, SUBURBAN, SUNFIRE, T SERIES, TAHOE, TERRAIN, TERRAZA, TOPKICK, TORRENT, TRAILBLAZER, TRAVERSE, TRAX, UPLANDER, VENTURE, VERANO, VIBE, VOLT, W-SERIES, XLR, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2005–2018) — 704 vehicle combinations

350000 EQUIPMENT

This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels.

BUICK — 3500, 9-3, 9-5, 9-7X, ACADIA, ASTRA, ATS, AURA, AVALANCHE, AVEO, BOLT EV, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, DTS, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, G VAN BUS, G3, G5, G6, G8, GRAND PRIX, GTO, H2, H3, HHR, IMPALA, ION, LACROSSE, LUCERNE, MALIBU, MONTANA, MONTE CARLO, OUTLOOK, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SKY, SOLSTICE, SONIC, SPARK, SPARK EV, SRX, SS, STS, SUBURBAN, T SERIES, TAHOE, TERRAIN, TERRAZA, TOPKICK, TORRENT, TRAILBLAZER, TRAVERSE, TRAX, UPLANDER, VERANO, VIBE, VOLT, VUE, W-SERIES, XLR, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2007–2018) — 600 vehicle combinations

110000 ELECTRICAL SYSTEM

This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.

BUICK — 3500, ACADIA, ATS, AVALANCHE, AVEO, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CHEYENNE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, IMPALA, LACROSSE, LOW CAB 4500, LOW CAB 5500, MALIBU, N300, N300 MAX, ORLANDO, REGAL, S10, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAILBLAZER, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2013–2018) — 266 vehicle combinations

353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician about vehicles that may have a clock that is slow to update while driving when the clock auto set feature enabled. Dealer should communicate to the customer t

BUICK — CRUZE, ENCORE, EQUINOX, MALIBU, TERRAIN, VOLT (2016–2018) — 14 vehicle combinations

061000 ENGINE AND ENGINE COOLING:ENGINE

This Preliminary Information communication provides information to the technician related to utilizing crankcase pressure testing to aid in engine oil leak diagnostics. The technician is directed to perform the testing and to check related

BUICK — REGAL (2018)

162200 STRUCTURE:BODY:BUMPERS

17449 - Service Update. Certain vehicles have a condition in which the front bumper fascia air deflector could become detached from the vehicle. If the front bumper fascia air deflector detachment occurs, damage could also occur to the fron

BUICK — 3500, ACADIA, ATS, BOLT EV, CAMARO, CANYON, CAPRICE, CASCADA, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, IMPALA, LACROSSE, LOW CAB FORWARD 6500, MALIBU, REGAL, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON XL (2016–2018) — 137 vehicle combinations

111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

BUICK — ACADIA, ATS, AVALANCHE, BOLT EV, CAMARO, CANYON, CAPRICE, CASCADA, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, IMPALA, LACROSSE, MALIBU, REGAL, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2013–2018) — 261 vehicle combinations

353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information for the technicians on multi-media infotainment tester (MIT), does not function properly when diagnosing infotainment complaints, which may lead to mis-diagnosis.

BUICK — ENVISION (2016–2018) — 3 vehicle combinations

150000 SEAT BELTS

This technical bulletin provides repair information to correct a customer concern of the front seatbelt latch plate reversed, front seatbelt twisted.

BUICK — LACROSSE, MALIBU (2016–2018) — 6 vehicle combinations

046000 SERVICE BRAKES, AIR:ANTILOCK

This Preliminary Information communication provides information to the technician about vehicles that have a crank but engine does not start concern.Technician will use this publication to reset the battery low state of charge concern after

BUICK — LACROSSE, MALIBU, REGAL, XT5 (2016–2018) — 8 vehicle combinations

181000 VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

This Preliminary Information communication provides information to the technician that some owners may notice at roughly 3/4 of the way through the accelerator pedal travel there is a click felt in the pedal also the pedal gets harder to pu

BUICK — 3500, 9-7X, ACADIA, ASTRA, ATS, AURA, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, BOLT EV, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CHEYENNE, CITY EXPRESS, CLASSIC, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, DTS, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, ENVOY XL, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, ESCALADE EXT 1500, EXPRESS, G VAN BUS, G3, G5, G6, G8, GRAND PRIX, GTO, H2, H3, HHR, IMPALA, ION, LACROSSE, LESABRE, LOW CAB 4500, LOW CAB 5500, LOW CAB FORWARD 6500, LUCERNE, MALIBU, MONTANA, MONTE CARLO, N300, N300 MAX, OUTLOOK, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, S10, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SKY, SOLSTICE, SONIC, SPARK, SPARK EV, SRX, SS, SSR, STS, SUBURBAN, T SERIES, TAHOE, TERRAIN, TERRAZA, TOPKICK, TORRENT, TRAILBLAZER, TRAVERSE, TRAX, UPLANDER, VERANO, VIBE, VOLT, VUE, W-SERIES, XLR, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2006–2018) — 1270 vehicle combinations

350000 EQUIPMENT

This informational bulletin provides information to dealership personnel on enhancing field product reports with digital pictures.

BUICK — 3500, ACADIA, ATS, BOLT EV, CAMARO, CANYON, CAPRICE, CASCADA, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, IMPALA, LACROSSE, LOW CAB FORWARD 6500, MALIBU, REGAL, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON XL (2016–2018) — 137 vehicle combinations

110000 ELECTRICAL SYSTEM

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

BUICK — ATS, CANYON, CT6, CTS, GMC, LACROSSE (2016–2018) — 11 vehicle combinations

103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Preliminary information communicates possible concerns and a diagnostic strategy to locate and repair various noises within the engine as well as some misfire causes.

BUICK — ACADIA, ATS, CAMARO, CT6, CTS, ENVISION, EQUINOX, IMPALA, MALIBU, REGAL, TERRAIN, TRAVERSE (2013–2018) — 39 vehicle combinations

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary information communicates additional diagnostics to assist the dealer technician with diagnosing and repairing trouble code P2097.

BUICK — 9-7X, ACADIA, ASTRA, ASTRO, ATS, AURA, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, AZTEK, BLAZER, BOLT EV, BONNEVILLE, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CAVALIER, CENTURY, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, DEVILLE, DTS, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, ENVOY XL, ENVOY XUV, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, ESCALADE EXT 1500, EXPRESS, G3, G5, G6, G8, GRAND AM, GRAND PRIX, GTO, H2, H3, HHR, IMPALA, ION, JIMMY CLASSIC, L200, L300, LACROSSE, LESABRE, LUCERNE, MALIBU, MONTANA, MONTE CARLO, ORLANDO, OUTLOOK, PARK AVENUE, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, SAFARI, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 1500 HD, SILVERADO 2500, SILVERADO 3500, SKY, SOLSTICE, SONIC, SPARK, SPARK EV, SRX, SS, SSR, STS, SUBURBAN, SUNFIRE, T SERIES, TAHOE, TERRAIN, TERRAZA, TOPKICK, TORRENT, TRAILBLAZER, TRAVERSE, TRAX, UPLANDER, VENTURE, VERANO, VIBE, VOLT, VUE, WAVE, XLR, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2005–2018) — 1482 vehicle combinations

060000 ENGINE AND ENGINE COOLING

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

BUICK — ENCORE, SONIC, TRAX (2012–2017) — 16 vehicle combinations

063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This technical bulletin provides a procedure to replace the evap canister for vehicles with the condition of Malfunction Indicator Lamp (MIL) Illuminated with DTC P0446 or P0455 Set due to spiders laying a nest within the canister.

BUICK — ACADIA, ENCLAVE, LACROSSE, TRAVERSE, XT5 (2017–2018) — 20 vehicle combinations

264300 FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: RADAR

This Technical bulletin Reprograms the Radar Sensor Module-Long Range to correct a Forward Collision Alert Inoperative, Unwanted Application of Emergency Brakes and/or Adaptive Cruise Control Drops Out condition.

BUICK — ACADIA, ATS, CAMARO, CANYON, COLORADO, CORVETTE, CRUZE, CTS, ESCALADE, ESCALADE ESV, IMPALA, LACROSSE, MALIBU, REGAL, SIERRA, SILVERADO, SUBURBAN, TAHOE, XT5, XTS, YUKON, YUKON XL (2017) — 22 vehicle combinations

353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This technical bulletin provides a procedure to reprogram the HMI module to correct a condition of Radio Intermittently Starts At Home Screen Unwanted and Unable To Enter Certain Addresses Using The Touch Screen due to a calibration concern

BUICK — ACADIA, ATS, ATS-V, CAMARO, CANYON, COLORADO, CORVETTE, CRUZE, CT6, CTS, CTS-V, ESCALADE, ESCALADE ESV, IMPALA, LACROSSE, MALIBU, REGAL, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SRX, SUBURBAN, TAHOE, VOLT, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2016–2017) — 34 vehicle combinations

353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

This Preliminary Information communication provides information to the technician about vehicles that the navigation system will be unable to enter addresses that contain diacritics using the touch screen. Dealer should communicate to the c

BUICK — ACADIA, ATS, AVEO, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CHEYENNE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, IMPALA, LACROSSE, MALIBU, N300, N300 MAX, ORLANDO, REGAL, S10, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAILBLAZER, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON XL (2013–2018) — 228 vehicle combinations

353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This preliminary information bulletin provides a procedure on how to check for the customer concern of a blank radio with/without audio, by checking the the wiring harness, ECU and reprograming the HMI software update, if the wiring or ECU

BUICK — ACADIA, ATS, CAMARO, CANYON, COLORADO, CORVETTE, CRUZE, CT6, CTS, ELR, ENCLAVE, ENCORE, EQUINOX, ESCALADE, ESCALADE ESV, IMPALA, LACROSSE, MALIBU, REGAL, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VOLT, XT5, XTS, YUKON, YUKON XL (2016–2018) — 111 vehicle combinations

353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information for the technician when looking up the P/N for the 3.5 mm audio jack for the USB, to make sure and enter the VIN# to ensure the correct part is being ordered.

BUICK — ACADIA, LACROSSE (2017) — 4 vehicle combinations

160000 STRUCTURE

17409 - Customer Satisfaction. Certain vehicles, that have had an engine replacement may have the wrong torque applied to front cradle-to-body bolts (M14) and front cradle stabilizer brackets-to-body bolts (M10). The Engine Replacement Serv

BUICK — ACADIA, ENCLAVE, TRAVERSE (2017–2018) — 4 vehicle combinations

134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY

This technical bulletin provides repair information to correct a customer concern of the sunshade auto open feature noisy or inoperative, and/or sunshade latch handle broken.

BUICK — 3500, ACADIA, ATS, AVEO, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CHEYENNE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, IMPALA, LACROSSE, LOW CAB 4500, LOW CAB 5500, LOW CAB FORWARD 6500, MALIBU, N300, N300 MAX, ORLANDO, REGAL, S10, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAILBLAZER, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON XL (2015–2018) — 426 vehicle combinations

110000 ELECTRICAL SYSTEM

This informational bulletin provides information on Wireless Charging Module Diagnosis and cell phone compatibility.

BUICK — ACADIA, AURA, CAMARO, CTS, ENCLAVE, EQUINOX, G6, G8, LACROSSE, MALIBU, OUTLOOK, SRX, STS, TERRAIN, TORRENT, TRAVERSE, VUE (2007–2011) — 124 vehicle combinations

060000 ENGINE AND ENGINE COOLING

THis bulletin provides information on new saddle cap design cylinder heads and usage.