Technical Service Bulletins

Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.

172,063 Unique Bulletins
4,727,244 Total Records
880 Vehicle Makes
1955–2025 Year Range
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Showing 5,824 bulletins for CADILLAC

21NA051 Mar 10, 2021
CADILLAC — ESCALADE, ESCALADE ESV (2021) — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on explaining the design intent for seeing white dots in the background of the Instrument Panel Cluster (IPC) display.
21NA050 Mar 9, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON, YUKON XL (2021) — 6 vehicle combinations
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of paint chipping or peeling on front fascia, at interface of front fender and fascia near headlamp.
PIE0616 Mar 8, 2021
CADILLAC — XT5, XT6 (2020–2021) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on Service Park Assist Lamp illuminated on the Driver Information Center (DIC).
PIP5702C Mar 8, 2021
CADILLAC — CT4, CT5 (2020) — 2 vehicle combinations
350000 EQUIPMENT
This Preliminary information communicates to the dealer technician that the 2020 Cadillac CT4 and CT5 T93 transmission control module restriction has ended. Technicians are advised that the T93 TCM can now be ordered through the regular GM
N202326120 Mar 8, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2021) — 5 vehicle combinations
110000 ELECTRICAL SYSTEM
Service Update. Certain vehicles may have incorrect calibration values in the Vehicle Leveling Module (VLM) software for air ride adaptive suspension. The incorrect calibration will use the incorrect loaded ride height which is 0.6 inches l
PIP5785 Mar 6, 2021
CADILLAC — ATS, CT6, CTS (2016–2020) — 44 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates the source component of the noise could be the bearing or shaft and not engine related.
21NA048 Mar 5, 2021
CADILLAC — ACADIA, XT5, XT6 (2020–2021) — 24 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of seeing a black screen in reverse.
PIT5789D Mar 5, 2021
CADILLAC — ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2021) — 4 vehicle combinations
350000 EQUIPMENT
This Preliminary information communicates an issues with an SES MIL and DTC P2B87 setting. Engineering has releasing updated cals to correct the concern.
PIP5776B Mar 4, 2021
CADILLAC — ESCALADE, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON (2019–2021) — 10 vehicle combinations
160000 STRUCTURE
This Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart. It is recommended to replace the lifter guide an
PIE0614 Mar 2, 2021
CADILLAC — CT4, CT5 (2020–2021) — 4 vehicle combinations
020000 SUSPENSION
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a popping and/or thump type noise heard from the front suspension during sharp tur
PIT5817 Mar 1, 2021
CADILLAC — ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2021) — 4 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates and issue with a SES MIL and the BCM keeping the ignition main relay on after the vehicle is turned off. Dealers are to replace the BCM.
PIP5784 Mar 1, 2021
CADILLAC — ATS, CAMARO, CANYON, COLORADO, CORVETTE, CT4, CT6, CTS, ESCALADE ESV, EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500, YUKON DENALI (2015–2021) — 64 vehicle combinations
160000 STRUCTURE
This Preliminary information communicates to the dealer technician to inspect for a missing 1-2-7-8-R clutch fluid passage seal or incorrect 1-2-7-8-R clutch fluid passage seal being install for a no movement concern after valve body repla
N202326560 Feb 22, 2021
CADILLAC — XT6 (2021)
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Certain vehicles may have had a double charge applied for the all-weather cargo tray at the time of vehicle purchase. Dealers will provide the customer with a reimbursement check in the amount of $195.
N202321843 01 Feb 9, 2021
CADILLAC — XT4 (2020–2021) — 6 vehicle combinations
100000 POWER TRAIN
Service Update. On certain vehicles equipped with automatic transmissions, the clutch spring retaining ring may not be fully seated. Vehicles with this condition may set DTC Code P0747 and the MIL light (malfunction indicator light) will i
N202317390 01 Jan 29, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON, YUKON XL (2021) — 30 vehicle combinations
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program (Revised Service Procedure). Certain vehicles may have a condition in which the brake system control module (BSCM) may set and latch an internal fault in the module?s on-board diagnostics (OBD) buffer. When th
N202318810 Jan 25, 2021
CADILLAC — XT6 (2021)
162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE
Service Update. Certain vehicles may experience inoperative hands-free liftgate functionality when the kick sensors become wet. Dealers are to reprogram the liftgate control module.
21NA010 Jan 22, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON, YUKON XL (2014–2018) — 153 vehicle combinations
061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
This technical bulletin provides a procedure to reset the DTCs and take the vehicle for a test drive to verify the codes do not return.
18NA285 Jan 22, 2021
CADILLAC — ATS, CAMARO, CANYON, COLORADO, CT4, CT6, CTS, ESCALADE, ESCALADE ESV, EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, YUKON, YUKON XL (2015–2021) — 138 vehicle combinations
095200 FUEL SYSTEM, OTHER:KINETIC:CLUTCH
This informational bulletin advises the tech of a possible normal condition when the vehicle creeps forward during start up conditions when the clutch packs are full of residual oil.
21NA006 Jan 21, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, YUKON, YUKON XL (2020–2021) — 34 vehicle combinations
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This bulletin provides a possible location of a bad connection at the reductant fluid tanks electrical connector.
21NA011 Jan 20, 2021
CADILLAC — CT6 (2019–2020) — 4 vehicle combinations
061610 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
This service bulletin provides a procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated.
N202323930 Jan 19, 2021
CADILLAC — CT6 (2019–2020) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
Service Update - vehicles may have been retrofitted with an incorrect left hand under hood electrical center cover and others may have received a replacement left hand under hood electrical center with an incorrect fuse. Dealers will repla
N202316130 Jan 19, 2021
CADILLAC — ESCALADE, ESCALADE ESV (2021) — 2 vehicle combinations
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Service Update - Certain 2021 model year Cadillac Escalade and Escalade ESV vehicles, equipped with the Cadillac User Experience infotainment system may have a condition where, during a secondary or backup emergency call, customers might co
PIE0552A Jan 13, 2021
CADILLAC — XT5 (2019–2021) — 9 vehicle combinations
162300 STRUCTURE:BODY:DOOR
This engineering informational bulletin is requesting information on loose/lifted door molding that results in a repair.
21NA002 Jan 13, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, YUKON, YUKON XL (2020–2021) — 64 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides a test procedure, for a possible faulty DEF Heater.
PI1513G Jan 13, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SUBURBAN, TAHOE, YUKON, YUKON XL (2014–2016) — 60 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This preliminary information bulletin provides a procedure for radiator and engine coolant thermostat replacement to eliminate coolant smell and/or a slight leak at the radiator.