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Technical Service Bulletins

Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.

172,063 Unique Bulletins
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879 Vehicle Makes
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Showing 5,787 bulletins for BUICK

20NA165 Sep 8, 2020
BUICK — ENCORE GX, TRAILBLAZER (2021) — 10 vehicle combinations
060000 ENGINE (PWS)
This technical bulletin provides repair information to correct a customer concern of Flutter or Boom Noise at 1200 RPM- Service Calibration.
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N202312030 01 Sep 3, 2020
BUICK — LACROSSE (2018) — 2 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Service Update Bulletin (revised service procedure). In vehicles equipped with a 2.5L engine, the Engine Control Module (ECM) may not respond to test tools with the correct Calibration Verification Number (CVN). If not corrected, this coul
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N202312030 Sep 3, 2020
BUICK — LACROSSE (2018)
110000 ELECTRICAL SYSTEM
Service Update Bulletin. In vehicles equipped with a 2.5L engine, the Engine Control Module (ECM) may not respond to test tools with the correct Calibration Verification Number (CVN). If not corrected, this could result in a failure of an
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N202310460 Sep 2, 2020
BUICK — ENCORE GX (2020)
350000 EQUIPMENT
Customer Satisfaction Program - Certain vehicles equipped with the Sport Touring (RPO GFC) and the Cold Weather Comfort (RPOY55), may have been double charged for the remote start at the time of purchase. Dealers are to provide the custome
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PIP5746 Aug 26, 2020
BUICK — ENCORE, TRAILBLAZER (2020–2021) — 2 vehicle combinations
118000 ELECTRICAL SYSTEM:SOFTWARE
This Preliminary information communicates the possibility of the vehicle having dtc P2B95 in history and possibly P2B96 P2B0A, P2B08, or P2B09 due to a software anomally.
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100601007E Aug 21, 2020
BUICK — 9-7X, AVALANCHE, CAMARO, ENVOY, ESCALADE, ESCALADE ESV, ESCALADE EXT, G8, GRAND PRIX, IMPALA, LACROSSE, RAINIER, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SUBURBAN, TAHOE, TRAILBLAZER, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2007–2011) — 73 vehicle combinations
060000 ENGINE (PWS)
This Technical bulletin provides a procedure to correct a condition of Active Fuel Management (AFM) Engine Valve Lifter Tick Noise at Start Up When Engine Has Been Off for 2 Hours or More.
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PIP5647B Aug 20, 2020
BUICK — CRUZE, ENCORE, EQUINOX, MALIBU, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, TERRAIN, YUKON (2016–2021) — 81 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Engine oil level will be
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PIP5598C Aug 20, 2020
BUICK — CRUZE, ENCORE, EQUINOX, MALIBU, SPARK, TERRAIN, TRAX (2016–2020) — 27 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates the possibility of a crank no start or extended crank condition due to exhaust cam reluctor being out of position.
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A202304840 02 Aug 19, 2020
BUICK — ENCORE GX, TRAILBLAZER (2020–2021) — 6 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Service Update Bulletin. Certain vehicles may have a condition where the camshaft actuator oil control valve (OCV) center bolt could stick or bind. If this were to happen, it could cause a MIL light to illuminate on the dash (Service Engi
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PIE0581 Aug 17, 2020
BUICK — ENCLAVE, TRAVERSE (2020) — 2 vehicle combinations
134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY
This engineering informational bulletin is requesting pictures from technicians in regards to water leak issue at Sunroof Window - Rear that drives a warrantable item type of repair.
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990089019U Aug 14, 2020
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, ENCORE GX, 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, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT4, XT5, XT6, XTS, YUKON, YUKON XL (2015–2020) — 263 vehicle combinations
350000 EQUIPMENT
This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
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20NA159 Aug 14, 2020
BUICK — ACADIA, ATS, AVALANCHE, AVEO, BLAZER, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, CTS-V, ELR, ENCLAVE, ENCORE, ENCORE GX, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, IMPALA, LACROSSE, MALIBU, N300, N300 MAX, REGAL, 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 DENALI, YUKON DENALI XL, YUKON XL (2012–2021) — 1941 vehicle combinations
190000 TIRES
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
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20NA157 Aug 12, 2020
BUICK — ACADIA, BLAZER, BOLT EV, CAMARO, CANYON, COLORADO, CORVETTE, CT4, CT5, CT6, ENCORE, ENCORE GX, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, IMPALA, MALIBU, REGAL, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 4500HD, SONIC, SPARK, SPARK EV, SUBURBAN, TAHOE, TERRAIN, TRAILBLAZER, TRAX, XT4, XT5, XT6, YUKON, YUKON XL (2012–2021) — 549 vehicle combinations
110000 ELECTRICAL SYSTEM
This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
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17NA040 Aug 11, 2020
BUICK — ATS, ATS-V, CORVETTE, CT6, CTS, CTS-V, REGAL, SS, XTS (2013–2022) — 280 vehicle combinations
030000 BRAKES (PWS)
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.
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PIP5632C Aug 3, 2020
BUICK — 3500, 4500HD, 5500HD, 9-5, ACADIA, ASTRA, ATS, AURA, AVALANCHE, AVEO, BOLT EV, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CHEYENNE, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, CTS-V, DTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, G VAN BUS, G3, G5, G6, G8, H2, H3, HHR, IMPALA, LACROSSE, LOW CAB 4500, LOW CAB 5500, LUCERNE, MALIBU, N300, N300 MAX, ORLANDO, OUTLOOK, REGAL, S10, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SKY, SOLSTICE, SONIC, SPARK, SPARK EV, SRX, SS, STS, SUBURBAN, T SERIES, TAHOE, TERRAIN, TOPKICK, TRAILBLAZER, TRAVERSE, TRAX, VERANO, VIBE, VOLT, VUE, W-SERIES, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2010–2018) — 418 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
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20NA154 Aug 3, 2020
BUICK — ENCORE GX (2020)
062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
This Technical bulletin provides a procedure to correct a customer concern of a Flutter or Boom Noise around 1100 RPM.
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A202309040 Jul 30, 2020
BUICK — ENCORE (2020)
160000 STRUCTURE
Customer Satisfaction Program. Certain vehicles may have a condition in which a crack is present in the right-hand lower B-Pillar body inner panel. If this crack propagates and widens, it could destabilize the B-pillar structure and increas
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PIT5760 Jul 29, 2020
BUICK — ENVISION (2016–2017) — 2 vehicle combinations
138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
This preliminary information discusses the possibility of connectors being swapped during service and causing incorrect air delivery from the right side HVAC vents.
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N202299080 Jul 28, 2020
BUICK — CRUZE, ENCORE, SONIC, TRAX (2011–2014) — 18 vehicle combinations
060000 ENGINE (PWS)
Special Coverage - Certain 2014 model year Buick Encore, 2011 - 2014 model year Chevrolet Cruze, 2012 - 2014 model year Chevrolet Sonic, and 2014 model year Chevrolet TRAX vehicles, equipped with a 1.4L Engine (RPO LUJ or LUV), may have a c
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20NA151 Jul 28, 2020
BUICK — ENCORE, TRAILBLAZER (2020–2021) — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to correct conditions of Engine Idle Unstable, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0011, P0014, P0016, P0017, P05CC and/or P05CE Set.
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PIP5180C Jul 28, 2020
BUICK — ACADIA, ATS, CAMARO, CAPRICE, CAPTIVA, CAPTIVA SPORT, CTS, ENCLAVE, EQUINOX, IMPALA, LACROSSE, OUTLOOK, REGAL, SRX, STS, TERRAIN, TRAVERSE, VERANO, XTS (2008–2020) — 286 vehicle combinations
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles that have hard start, extended crank, or black smoke from the exhaust when starting. Technician will need to perform fuel quality test, spark t
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PIP5720A Jul 28, 2020
BUICK — ACADIA, BLAZER, ENCORE, ENCORE GX, EQUINOX, MALIBU, REGAL, TERRAIN, XT4, XT5, XT6 (2020) — 30 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates that a possible trans fluid leak found may only be residual fluid that was left during the assembly process with no repairs needed if no dye is detected after cleaning and re-evaluation.
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PIP5226D Jul 27, 2020
BUICK — 3500, 4500 SERIES, 4500HD, 5500HD, 9-3, 9-5, 9-7X, ACADIA, ALERO, ALERO EXPORT, ASTRA, ASTRO, ATS, AURA, AURORA, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, AZTEK, B7, B7 MEDIUM DUTY, BLAZER, BOLT EV, BONNEVILLE, BRAVADA, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CATERA, CAVALIER, CENTURY, CHEVY VAN, CHEYENNE, CITY EXPRESS, CLASSIC, COBALT, COLORADO, CONVENTIONAL, CORVETTE, CRUZE, CT6, CTS, CTS-V, DEVILLE, DTS, ELDORADO, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, ENVOY XL, ENVOY XUV, EPICA, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, ESCALADE EXT 1500, EXPRESS, F SERIES, FIREBIRD, G SERIES, G VAN BUS, G3, G5, G6, G8, GM, GRAND AM, GRAND PRIX, GTO, H SERIES, H2, H3, HHR, IMPALA, INTRIGUE, ION, JIMMY, JIMMY CLASSIC, L SERIES, L200, L300, LACROSSE, LESABRE, LOW CAB 4500, LOW CAB 5500, LUCERNE, LUMINA, LW200, M SERIES, M VAN, M/L VAN, MALIBU, METRO, MONTANA, MONTANA EXT, MONTE CARLO, N300, N300 MAX, OPTRA, ORLANDO, OUTLOOK, P SERIES, PARK AVENUE, PRIZM, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, RIVIERA, S10, SAFARI, SAFARI (GMC), SAVANA, SEVILLE, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILHOUETTE, SILVERADO 1500, SILVERADO 1500 HD, SILVERADO 2500, SILVERADO 2500 HD, SILVERADO 3500, SILVERADO 3500 HD, SKY, SL, SOLSTICE, SONIC, SONOMA, SPARK, SPARK EV, SRX, SS, SSR, STS, SUBURBAN, SUNFIRE, T SERIES, TAHOE, TERRAIN, TERRAZA, TOPKICK, TORRENT, TRACKER, TRAILBLAZER, TRANS SPORT, TRAVERSE, TRAX, UPLANDER, V SERIES, VENTURE, VERANO, VIBE, VOLT, VUE, W SERIES, W-SERIES, XLR, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2000–2018) — 2166 vehicle combinations
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is
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PIT5099E Jul 27, 2020
BUICK — 3500, 4500 SERIES, 4500HD, 5500HD, 9-3, 9-5, 9-7X, ACADIA, ALERO, ALERO EXPORT, ASTRA, ASTRO, ATS, AURA, AURORA, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, AVEO, AZTEK, B7, B7 MEDIUM DUTY, BLAZER, BOLT EV, BONNEVILLE, BRAVADA, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CATERA, CAVALIER, CENTURY, CHEVY VAN, CHEYENNE, CITY EXPRESS, CLASSIC, COBALT, COLORADO, CONVENTIONAL, CORVETTE, CRUZE, CT6, CTS, CTS-V, DEVILLE, DTS, ELDORADO, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, ENVOY XL, ENVOY XUV, EPICA, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, ESCALADE EXT 1500, EXPRESS, F SERIES, FIREBIRD, G SERIES, G VAN BUS, G3, G5, G6, G8, GM, GRAND AM, GRAND PRIX, GTO, H SERIES, H2, H3, HHR, IMPALA, INTRIGUE, ION, JIMMY, JIMMY CLASSIC, L SERIES, L200, L300, LACROSSE, LESABRE, LOW CAB 4500, LOW CAB 5500, LUCERNE, LUMINA, LW200, M SERIES, M VAN, M/L VAN, MALIBU, METRO, MONTANA, MONTANA EXT, MONTE CARLO, N300, N300 MAX, OPTRA, ORLANDO, OUTLOOK, P SERIES, PARK AVENUE, PRIZM, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, RIVIERA, S10, SAFARI, SAFARI (GMC), SAVANA, SEVILLE, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILHOUETTE, SILVERADO 1500, SILVERADO 1500 HD, SILVERADO 2500, SILVERADO 2500 HD, SILVERADO 3500, SILVERADO 3500 HD, SKY, SL, SOLSTICE, SONIC, SONOMA, SPARK, SPARK EV, SRX, SS, SSR, STS, SUBURBAN, SUNFIRE, T SERIES, TAHOE, TERRAIN, TERRAZA, TOPKICK, TORRENT, TRACKER, TRAILBLAZER, TRANS SPORT, TRAVERSE, TRAX, UPLANDER, V SERIES, VENTURE, VERANO, VIBE, VOLT, VUE, W SERIES, W-SERIES, XLR, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2000–2018) — 1083 vehicle combinations
138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi
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PIC5650H Jul 24, 2020
BUICK — 3500, 4500HD, 5500HD, 9-3, 9-5, 9-7X, ACADIA, ASTRA, ATS, AURA, AVALANCHE, AVEO, BOLT EV, C SERIES, CAMARO, CANYON, CAPRICE, CAPTIVA, CAPTIVA SPORT, CASCADA, CHEYENNE, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, CTS-V, DTS, ELR, ENCLAVE, ENCORE, ENVISION, ENVOY, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, G VAN BUS, G3, G5, G6, G8, GRAND PRIX, GTO, H SERIES, H2, H3, HHR, IMPALA, ION, LACROSSE, LOW CAB 4500, LOW CAB 5500, LUCERNE, MALIBU, MONTANA, MONTE CARLO, N300, N300 MAX, OPTRA, ORLANDO, OUTLOOK, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, S10, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, 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) — 612 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble
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