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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

N222390690 May 11, 2023
CADILLAC — LYRIQ (2023) — 2 vehicle combinations
100000 POWER TRAIN
Service Update. Certain vehicles may have a condition in which the high voltage harness contacts a sharp edge on the high voltage battery case. Dealers will install anti-abrasion tape and secure the high voltage harness.
PIC6496A May 11, 2023
CADILLAC — ACADIA, BLAZER, CT4, CT5 (2022–2023) — 6 vehicle combinations
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates the direction a technician needs to take when DTC P30EF is set.
PIT6007A May 11, 2023
CADILLAC — CORVETTE, ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON, YUKON XL (2020–2024) — 80 vehicle combinations
020000 SUSPENSION
This Preliminary information communicates an issue with a SES MIL on and DTC U0139 set in the ECM. Dealers are to cycle the power to the suspension control module to correct this issue.
23-NA-091 May 11, 2023
CADILLAC — ACADIA, ATS, CAMARO, CANYON, COLORADO, CT6, CTS, XT5, XT6 (2016–2023) — 94 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This service bulletin provides information for dealers/technicians on Rough Idle, Malfunction Indicator Lamp (MIL) Illuminated After Engine Repairs with DTCs P0016 and/or P0018 Set.
PIT6015 May 11, 2023
CADILLAC — ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON XL (2021–2024) — 20 vehicle combinations
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates Diagnostic Tips When Having Difficulties Programming Or Adding Key Fobs / Transmitters.
PIT3227S May 9, 2023
CADILLAC — AVALANCHE, AVALANCHE 1500, C SERIES, C/K SUBURBAN (GMC), CANYON, COLORADO, ESCALADE EXT, ESCALADE EXT 1500, MALIBU CLASSIC, S10, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO EV, SONOMA (1998–2024) — 134 vehicle combinations
162500 STRUCTURE:BODY:TAILGATE
This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer
23-NA-084 May 8, 2023
CADILLAC — CT5, ESCALADE, ESCALADE ESV (2021–2023) — 28 vehicle combinations
110000 ELECTRICAL SYSTEM
This service bulletin provides repair information to correct a customer concern of a Blue Hourglass and No Gridlines on Radio Rear View Camera Display While in Reverse.
PIT6013 May 8, 2023
CADILLAC — ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2022) — 4 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates an issue where the vehicle will not power on or a dead battery after programming the BCM. Dealers are to reprogram the BCM with the correct software.
23-NA-087 May 5, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL (2021–2023) — 42 vehicle combinations
160000 STRUCTURE
This technical bulletin provides multiple procedures and information in regard to possible waterleaks.
23-NA-085 May 5, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL (2021–2023) — 108 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to correct the condition of Service Restraint System Message / Air Bag Warning MIL / DTC B14DC Set.
N222392961 May 4, 2023
CADILLAC — LYRIQ (2023)
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program - vehicles may have a condition where the Super Cruise and Surround Vision features are not activated. Dealers are to replace the image processing module.
PIP5921 May 4, 2023
CADILLAC — CT4, SIERRA 1500, SILVERADO 1500 (2019–2023) — 14 vehicle combinations
350000 EQUIPMENT
This Preliminary information communicates the possibility of the Intake Cam Actuator cover plate screws backing out and making unwanted contact with the Cam Carrier.
PIC6488B May 4, 2023
CADILLAC — CANYON, COLORADO, LYRIQ (2023) — 3 vehicle combinations
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary information communicates that Serial Data Authentication is required prior to programming a replacement Radio.
PIC6472A May 3, 2023
CADILLAC — CT5 (2022)
280000 BACK OVER PREVENTION
This Preliminary information communicates to dealer that Engineering is actively working on a solution to the blue hourglass and no grid lines while in reverse concern.
N222371151-05 May 1, 2023
CADILLAC — ACADIA, BLAZER, CT4, CT5, SUBURBAN, TAHOE, XT5, XT6, YUKON, YUKON XL (2022) — 10 vehicle combinations
010000 STEERING
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected veh
PIT6007 Apr 28, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON, YUKON XL (2021–2024) — 64 vehicle combinations
020000 SUSPENSION
This Preliminary information communicates an issue with a SES MIL on and DTC U0139 set in the ECM. Dealers are to cycle the power to the suspension control module to correct this issue.
PIC6501A Apr 27, 2023
CADILLAC — LYRIQ (2023)
150000 SEAT BELTS
This Preliminary information communicates Instructions to properly open the upper IP bin door and reset the Inertia Lock if needed.
PIE0744 Apr 27, 2023
CADILLAC — CT4, CT5 (2022–2023) — 4 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to an abnormal engine noise heard and/or engine stalls and will not restart.
PIT5949C Apr 26, 2023
CADILLAC — ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2021–2023) — 48 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Li
PIT5993A Apr 25, 2023
CADILLAC — ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2021–2023) — 12 vehicle combinations
116300 ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE
This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
PIT5509J Apr 25, 2023
CADILLAC — CANYON, COLORADO, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON DENALI, YUKON XL (2014–2024) — 220 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when a
N222388570 Apr 24, 2023
CADILLAC — CT4 (2023)
135000 VISIBILITY:REARVIEW MIRRORS/DEVICES
Customer Satisfaction Program - certain vehicles may have been built with an incorrect side blind zone assist mirror. Dealers are to replace both outside rear view mirrors.
23-NA-074 Apr 19, 2023
CADILLAC — ACADIA, BLAZER, XT5, XT6 (2019–2023) — 223 vehicle combinations
010000 STEERING
This service bulletin provides a procedure to add deadener to the batter tray bracket to correct customer concerns of a Service Engine Soon (SES), Reduced Power, Service Brake, Reduced Steering and/or Stabilitrak Message Illuminated on DIC,
PIT6000 Apr 19, 2023
CADILLAC — ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON XL (2021–2023) — 10 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the field how to address DTC: B2BA1 for Map module version being out of date and causing a Service Drivers Assist message.
23-NA-043 Apr 19, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL (2020–2021) — 30 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This service bulletin provides a procedure to replace the valve lifter and guides to correct customer concerns of Poor Engine Performance, Engine Misfires, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0300, P0301, P0302, P0303, P0304
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