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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

23-NA-187 Oct 24, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL, YUKON XL 1500 (2023) — 24 vehicle combinations
100000 POWER TRAIN
This bulletin provides a service procedure to correct a customer concern of a Shake and/or Shudder During Steady Speed and/or Light Throttle Acceleration Between 25 and 50 MPH (40 and 80 KM/H).
23-NA-185 Oct 24, 2023
CADILLAC — CANYON, COLORADO, ESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL, YUKON XL 1500 (2019–2024) — 748 vehicle combinations
010000 STEERING
This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagemen
PIC6520A Oct 23, 2023
CADILLAC — XT4 (2024)
280000 BACK OVER PREVENTION
This Preliminary information communicates the direction a technician needs to take when customer concern is loud noise in cabin.
23-NA-184 Oct 23, 2023
CADILLAC — XT4 (2024) — 8 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of a Loud Noise Inside Cabin at 1200-2500 RPMs.
PIP5942 Oct 20, 2023
CADILLAC — ESCALADE, SUBURBAN, TAHOE, YUKON, YUKON XL (2023–2024) — 18 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates to technicians the battery ground stud on the engine block might not have sufficient clamp load.
PIC6526 Oct 20, 2023
CADILLAC — LYRIQ (2024)
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary information communicates to dealership technicians that this is a radio software concern that caused this issue. USB updating and SPS reprogramming the A11 radio will correct this concern.
PIP5943 Oct 19, 2023
CADILLAC — ATS, CAMARO, CANYON, COLORADO, CORVETTE, CT4, CT6, CTS, ESCALADE, EXPRESS, EXPRESS 3500, SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500, SILVERADO LT, YUKON (2015–2024) — 158 vehicle combinations
100000 POWER TRAIN
This Preliminary Information communication advises the technician on diagnostic aids to help with the diagnosis and repair of 8 Speed Transmissions
PIE0754B Oct 18, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL, YUKON XL 1500 (2022–2023) — 30 vehicle combinations
110000 ELECTRICAL SYSTEM
This engineering information (EI) closure ends the need for further information from technicians in regard to the second row and/or third row power seats being inoperable.
PIC6488G Oct 17, 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 and required sequence of programming for replacement and existing radios.
N232418300 Oct 17, 2023
CADILLAC — CT4, CT5 (2023) — 2 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Service Update. Certain vehicles may have a condition in which the vehicle was built with the incorrect oil level indicator (dipstick). Dealers are to replace the oil level indicator (dipstick), check the oil, and add oil as necessary.
PIE0764A Oct 16, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL, YUKON XL 1500 (2021–2023) — 46 vehicle combinations
100000 POWER TRAIN
This engineering information (EI) closure ends the need for gathering further information from technicians in regard to a binding, moan and/or chatter type sound heard from the rear of the vehicle when making slow parking lot maneuvers.
N232413240 Oct 16, 2023
CADILLAC — LYRIQ (2023–2024) — 2 vehicle combinations
138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
Service Update - vehicles may have a condition in which the air conditioning hoses are twisted. Dealers are to inspect the air conditioning hoses and repair if necessary.
PIT5931C Oct 12, 2023
CADILLAC — ACADIA, BLAZER, TRAVERSE, XT5 (2017–2024) — 24 vehicle combinations
280000 BACK OVER PREVENTION
This Preliminary information communicates that a vehicle may be encountered with a clunk or rattle from the front of the vehicle. The dealer technician is instructed to remove the cradle brace and see if the noise is gone. If the noise is g
23-NA-177 Oct 12, 2023
CADILLAC — XT4 (2024) — 18 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of the Setting for the Hands Free Liftgate (Open-Close) Setting to Off During Ignition Cycles.
PIC6521A Oct 11, 2023
CADILLAC — XT4 (2024)
174200 LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK
This Preliminary information communicates the direction a technician needs to take to correct the hands free liftgate operation.
PIT6065A Oct 9, 2023
CADILLAC — HUMMER EV, LYRIQ (2022–2023) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct customer concerns.
PIT5931B Oct 5, 2023
CADILLAC — ACADIA, BLAZER, TRAVERSE, XT5 (2017–2024) — 24 vehicle combinations
280000 BACK OVER PREVENTION
This Preliminary information communicates that a vehicle may be encountered with a clunk or rattle from the front of the vehicle. The dealer technician is instructed to remove the cradle brace and see if the noise is gone. If the noise is g
PIP5890A Oct 4, 2023
CADILLAC — LYRIQ (2023–2024) — 2 vehicle combinations
346000 COMMUNICATION:MANUFACTURER TELEMATICS
This Preliminary information communicates to the dealership tech of a possible area of concern to look before replacement of any parts.
PIC6521 Oct 2, 2023
CADILLAC — XT4 (2024)
174200 LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK
This Preliminary information communicates the direction a technician needs to take to verify operation of the hands free liftgate operation.
PIC6520 Oct 2, 2023
CADILLAC — XT4 (2024)
280000 BACK OVER PREVENTION
This Preliminary information communicates the direction a technician needs to take when customer concern is loud noise in cabin.
23-NA-173 Sep 25, 2023
CADILLAC — LYRIQ (2023) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This service bulletin provides repair information to correct customer concerns of Radio Software issues.
PIC6519 Sep 22, 2023
CADILLAC — LYRIQ (2023–2024) — 2 vehicle combinations
200000 WHEELS
This Preliminary information communicates that a click or tick noise may be heard from the wheels , engineering is working on a resolution.
23-NA-172 Sep 22, 2023
CADILLAC — CAMARO, CORVETTE, CT4, CT5 (2006–2024) — 46 vehicle combinations
100000 POWER TRAIN
this service bulletin advises the technician to replace the transmission and not overhaul it to correct a customer concern of Manual Transmission Pops/Jumps Out of Third Gear After Shifting and During Acceleration.
23-NA-170 Sep 22, 2023
CADILLAC — CAMARO, CORVETTE, CT5, ESCALADE, ESCALADE ESV, EXPRESS, EXPRESS 2500, EXPRESS 3500, EXPRESS CUTAWAY VAN, SAVANA, SAVANA 2500, SAVANA 3500, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL, YUKON XL 1500 (2019–2024) — 441 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure.
PIE0762 Sep 18, 2023
CADILLAC — LYRIQ (2023–2024) — 9 vehicle combinations
350000 EQUIPMENT
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the backlight on infotainment and cluster screen is black and/or blank.
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