Technical Service Bulletins (TSB)

BUICK — CANYON, COLORADO, ENVISION, EQUINOX, SRX, TERRAIN (2010–2020) — 56 vehicle combinations

030000 BRAKES (PWS)

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

BUICK — ACADIA, BLAZER, ENCLAVE, EQUINOX, SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500, TERRAIN, TRAVERSE, XT4, XT5, XT6 (2018–2020) — 26 vehicle combinations

110000 ELECTRICAL SYSTEM

This informational bulletin provides information for dealers/technicians on Accessory Rear Seat Infotainment (RSI) Shuts Off, Coinciding with Closing of Door or Liftgate.

BUICK — ENCORE (2020)

356000 EQUIPMENT ADAPTIVE/MOBILITY

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards customer comments on an issue that concerns paint blemishes and/or a fuel filler door

BUICK — 3500, 4500HD, 5500HD, 9-3, 9-5, 9-7X, ACADIA, ASTRA, ASTRO, ATS, AURA, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, AZTEK, BLAZER, BOLT EV, BONNEVILLE, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CAVALIER, CENTURY, CHEYENNE, CITY EXPRESS, CLASSIC, COBALT, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, CTS-V, DEVILLE, DTS, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, ENVOY XL, ENVOY XUV, EPICA, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, ESCALADE EXT 1500, EXPRESS, G VAN BUS, G3, G5, G6, G8, GRAND AM, GRAND PRIX, GTO, H2, H3, HHR, IMPALA, ION, JIMMY CLASSIC, L200, L300, LACROSSE, LESABRE, LOW CAB 4500, LOW CAB 5500, LOW CAB FORWARD 6500, LUCERNE, MALIBU, MONTANA, MONTE CARLO, N300, N300 MAX, OPTRA, ORLANDO, OUTLOOK, PARK AVENUE, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, S10, SAFARI, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 1500 HD, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, 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, W-SERIES, XLR, XT4, XT5, XT6, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2005–2020) — 815 vehicle combinations

350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).

BUICK — ENCORE (2014) — 2 vehicle combinations

114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

Customer Satisfaction Program - Certain vehicles may have a condition where the vehicle?s Electronic Brake Control Module (EBCM) was reprogrammed during service with the incorrect software. If this issue is present, the driver may experie

BUICK — 3500, 4500HD, 5500HD, 9-7X, ACADIA, ASTRA, ATS, AURA, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, BLAZER, BOLT EV, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CHEYENNE, CITY EXPRESS, CLASSIC, COBALT, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, CTS-V, 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, ORLANDO, OUTLOOK, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, S10, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SILVERADO 5500HD, SILVERADO 6500HD, 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, XT4, XT5, XT6, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2006–2020) — 739 vehicle combinations

190000 TIRES

This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.

BUICK — ACADIA, ENCLAVE, TRAVERSE (2013–2017) — 15 vehicle combinations

020000 SUSPENSION

This Preliminary information communicates a Rattle or Creak Noise at slow speeds over bumps or broken pavement. If the noise cannot be pin pointed and after a thorough visual inspection of all front suspension parts and chassis ears have no

BUICK — ACADIA, ATS, AVEO, BLAZER, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CHEYENNE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, IMPALA, LACROSSE, MALIBU, N300, N300 MAX, ORLANDO, REGAL, S10, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 4500HD, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAILBLAZER, TRAVERSE, TRAX, VERANO, VOLT, XT4, XT5, XT6, XTS, YUKON, YUKON XL (2015–2020) — 268 vehicle combinations

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers.

BUICK — 3500, 4500HD, 5500HD, ACADIA, ATS, BLAZER, BOLT EV, CAMARO, CANYON, CAPRICE, CASCADA, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, 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, REGAL, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SILVERADO 5500HD, SILVERADO 6500HD, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT4, XT5, XT6, XTS, YUKON, YUKON XL (2015–2020) — 269 vehicle combinations

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.

BUICK — CRUZE, ENCORE, EQUINOX, MALIBU, TERRAIN, TRAX, VOLT (2016–2020) — 192 vehicle combinations

060000 ENGINE (PWS)

This service bulletin provides a service procedure to correct conditions of Front or Rear Crankshaft Oil Leak, MIL Illuminated with DTC P1101 Set.

BUICK — ACADIA, BLAZER, CRUZE, ENCLAVE, ENVISION, EQUINOX, LACROSSE, MALIBU, REGAL, TERRAIN, TRAVERSE, XT4, XT5, XT6 (2017–2020) — 99 vehicle combinations

110000 ELECTRICAL SYSTEM

This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.

BUICK — 3500, 4500HD, 5500HD, 9-7X, ACADIA, ASTRA, ATS, AURA, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, BLAZER, BOLT EV, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CHEYENNE, CITY EXPRESS, CLASSIC, COBALT, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, CTS-V, 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, ORLANDO, OUTLOOK, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, S10, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, 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, XT4, XT5, XT6, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2006–2020) — 2187 vehicle combinations

060000 ENGINE (PWS)

This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.

BUICK — 3500, 4500HD, 5500HD, ACADIA, AMPERA, ATS, AVEO, BLAZER, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, G3, G5, G6, G8, IMPALA, LACROSSE, LOW CAB 4500, LOW CAB 5500, LOW CAB FORWARD 6500, MALIBU, N300, N300 MAX, REGAL, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SOLSTICE, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TORRENT, TRAVERSE, TRAX, VAUXHALL, VERANO, VIBE, VOLT, XT4, XT5, XT6, XTS, YUKON, YUKON XL (2014–2020) — 274 vehicle combinations

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only).

BUICK — 3500, 4500HD, 5500HD, 9-3, 9-5, 9-7X, ACADIA, ASTRA, ATS, AURA, AVALANCHE, AVEO, BLAZER, BOLT EV, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, CTS-V, DTS, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, G3, G5, G6, G8, GRAND PRIX, GTO, H2, H3, HHR, IMPALA, ION, LACROSSE, LUCERNE, MALIBU, MONTANA, MONTE CARLO, N300 MAX, OUTLOOK, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 4500HD, 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, XLR, XT4, XT5, XT6, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2007–2020) — 1274 vehicle combinations

190000 TIRES

This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.

BUICK — ACADIA, BLAZER, ENCLAVE, TRAVERSE, XT6 (2018–2021) — 85 vehicle combinations

020000 SUSPENSION

This technical bulletin provides a procedure to modify the rear suspension rebound pin and reinstall to correct a condition of Squeak/Creak Noise from Rear Suspension.

BUICK — ENCORE (2020)

060000 ENGINE (PWS)

The Preliminary Information communication advises the technician that there is a part restriction for the 1.2L LIH engine. The dealer technician is advised to call the GM Product Quality Center for further assistance.

BUICK — CRUZE, ENCORE, EQUINOX, MALIBU, TERRAIN, VOLT (2016–2020) — 23 vehicle combinations

060000 ENGINE (PWS)

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 — ENCORE (2020)

350000 EQUIPMENT

The Preliminary Information communication advises the technician that there is a part restriction for the 1.3L L3T engine. The dealer technician is advised to call the GM Product Quality Center for further assistance.

BUICK — 3500, 4500HD, 5500HD, ACADIA, ATS, AVEO, BLAZER, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CHEYENNE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, IMPALA, LACROSSE, MALIBU, N300, N300 MAX, ORLANDO, REGAL, S10, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAILBLAZER, TRAVERSE, TRAX, VERANO, VOLT, XT4, XT5, XT6, XTS, YUKON, YUKON XL (2015–2020) — 558 vehicle combinations

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).

BUICK — ACADIA, ATS, AVEO, BLAZER, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CASCADA, CHEYENNE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, IMPALA, LACROSSE, MALIBU, N300, N300 MAX, ORLANDO, REGAL, S10, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 4500HD, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAILBLAZER, TRAVERSE, TRAX, VERANO, VOLT, XT4, XT5, XT6, XTS, YUKON, YUKON XL (2015–2020) — 536 vehicle combinations

200000 WHEELS

This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.

BUICK — ATS, CTS, REGAL, TERRAIN, XTS (2018–2020) — 20 vehicle combinations

110000 ELECTRICAL SYSTEM

This Preliminary information communicates a workaround that will lessen the occurrence of the XM presets greying out (19-NA-249) until Engineering comes up with a permanant repair.

BUICK — ENCORE (2020) — 3 vehicle combinations

010000 STEERING

This technical bulletin provides a procedure to replace the steering gear and program the S/S module if found the cause of the customers concern.

BUICK — ALLURE, CORVETTE, DORMAN, GRAND PRIX, IMPALA, LACROSSE, MALIBU, MONTE CARLO, XLR (2004–2013) — 52 vehicle combinations

110000 ELECTRICAL SYSTEM

This SKU is an HVAC Air Door Actuator. The customer communication requested return of unsold inventory to inspect the housing. There may be a gap between the 2 halves of the housing causing the actuator to bind and a loss of HVAC air door

BUICK — ALLURE, DORMAN, LACROSSE (2005–2009) — 10 vehicle combinations

110000 ELECTRICAL SYSTEM

This SKU is an HVAC Air Door Actuator. The customer communication requested return of unsold inventory to inspect the housing. There may be a gap between the 2 halves of the housing causing the actuator to bind and a loss of HVAC air door

BUICK — IMPALA, LACROSSE, MALIBU, REGAL, VERANO (2010–2015) — 40 vehicle combinations

060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicles that when attempting to start vehicle "No Fob Detected" message is displayed. Technician will find the Key FOB works and the vehicle will start