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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

N222378271-01 Jan 13, 2023
CADILLAC — LYRIQ (2023) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
Certain vehicles may have multiple software issues such as no audio, flashing cornering lamps, or lighting concerns. Dealers will confirm the over-the-air updates are installed. Various modules will be manually updated by the dealer with
PIP5843B Jan 13, 2023
CADILLAC — CT4, SIERRA 1500, SILVERADO 1500 (2019–2023) — 14 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp (MIL) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/or P30BF P30C7 P30CB Setting.
20-NA-187 Jan 12, 2023
CADILLAC — ATS, ATS-V, CAMARO, CANYON, COLORADO, CORVETTE, CT4, CT6, CTS, CTS-V, EXPRESS, EXPRESS 2500, EXPRESS 3500, SAVANA, SAVANA 2500, SAVANA 3500, SIERRA 1500, SILVERADO 1500 (2018–2023) — 56 vehicle combinations
100000 POWER TRAIN
This service bulletin provides a repair procedure to correct a customer concern of Delayed and/or Harsh Engagement of Transmission Shift After Vehicle Sitting with Engine Off.
PIT5907C Jan 11, 2023
CADILLAC — ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON XL (2022–2023) — 12 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint. A software update will be available to repa
N222378271 Jan 11, 2023
CADILLAC — LYRIQ (2023) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program - certain vehicles may have multiple software issues such as no audio, flashing cornering lamps, or lighting concerns. Dealers will confirm the over-the-air updates are installed. Various modules will be manu
21-NA-081 Jan 11, 2023
CADILLAC — ESCALADE, SIERRA 1500, SILVERADO 1500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON (2019–2023) — 42 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to locate a possible short in the engine wiring harness.
21-NA-028 Jan 10, 2023
CADILLAC — ESCALADE, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON (2021–2023) — 26 vehicle combinations
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the rear diff fluid to correct the rear clutches from chattering, which create a moan type noise.
PIP5897 Jan 10, 2023
CADILLAC — LYRIQ (2023)
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates of reduced propulsion message with out MIL is a concern that is being updated through an upcoming OTA update. the concern does not effect the operation of the vehicle and no repairs are needed at th
21-NA-106 Jan 6, 2023
CADILLAC — CAMARO, CANYON, COLORADO, CT4, CT5, ESCALADE, ESCALADE ESV, EXPRESS, EXPRESS 2500, EXPRESS 3500, EXPRESS CUTAWAY VAN, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL (2021–2023) — 332 vehicle combinations
100000 POWER TRAIN
This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did not
PIC6485 Jan 6, 2023
CADILLAC — LYRIQ (2023)
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates that the upper compressor mount could be twisted causing a vibration or noise concern while the compressor is running.
15-06-01-002M Jan 6, 2023
CADILLAC — CORVETTE, CTS-V, ESCALADE, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON, YUKON XL (2014–2020) — 66 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.
PIE0732A Jan 6, 2023
CADILLAC — ACADIA, BLAZER, XT5, XT6 (2022–2023) — 10 vehicle combinations
100000 POWER TRAIN
This engineering information (EI) closure ends the need for gathering information from technicians in regards to having Loss of Propulsion, Loss of Traction and/or Grinding Type Noise Heard After Loss of Traction and/or Vehicle Towed Due to
PIT5907B Jan 6, 2023
CADILLAC — ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON XL (2022–2023) — 12 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint. A software update is available to repair th
PIC6484 Jan 5, 2023
CADILLAC — LYRIQ (2023)
115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM
This Preliminary information communicates that a BCM calibration is preventing the ability to learn transmitters to the vehicle
PIT5762F Jan 5, 2023
CADILLAC — CORVETTE, CT4, CT5, ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2020–2023) — 24 vehicle combinations
118000 ELECTRICAL SYSTEM:SOFTWARE
This Preliminary information communicates an issues with false codes setting in vehicles due to timing issues between the modules.
PIT5847H Jan 5, 2023
CADILLAC — ACADIA, BLAZER, XT5, XT6 (2019–2023) — 38 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates that a vehicle may come into the dealer with various concerns which may include a service engine light or various warning messages on the DIC. The technician is instructed to inspect a wiring harnes
22-NA-251 Jan 4, 2023
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL (2019–2022) — 84 vehicle combinations
100000 POWER TRAIN
This service bulletin provides a procedure to replace the front wheel drive shaft to correct a customer concern of a Squeak/Chirp Noise from Front Axle in 2wd.
PIT5907A Jan 4, 2023
CADILLAC — ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON XL (2022–2023) — 24 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint.
PIC6483 Dec 22, 2022
CADILLAC — LYRIQ (2023) — 2 vehicle combinations
030000 BRAKES (PWS)
This Preliminary information communicates that a loss of communication with the Brake System Control Module may occur and to contact GMTAC.
22-NA-252 Dec 20, 2022
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL (2022–2023) — 39 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This informational bulletin advises the tech on where possible issues may be found when dealing with the dtcs that are set.
PIP5893 Dec 20, 2022
CADILLAC — ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON XL (2021–2023) — 16 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates that improper installation of the valve body may cause an unawanted Service Transmission message with no DTC'S.
PIT5965 Dec 16, 2022
CADILLAC — ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2022–2023) — 8 vehicle combinations
162300 STRUCTURE:BODY:DOOR
This Preliminary information communicates an issue when the vehicle has been sitting long enough to be asleep that when the drivers door is first opened there are four quick chimes or beeps. GM engineering is working on a fix.
PIT5746C Dec 14, 2022
CADILLAC — ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON DENALI, YUKON XL (2014–2023) — 92 vehicle combinations
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM.
PIE0733 Dec 13, 2022
CADILLAC — BLAZER, XT5 (2022–2023) — 10 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the A/C being inoperable.
PIT5800B Dec 12, 2022
CADILLAC — ESCALADE ESV, SUBURBAN, TAHOE, YUKON XL (2021–2023) — 24 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates and issues with Fuse F49 blowing causing a SES MIL and a Service Theft Deterrent System message displayed in the DIC. It instructions dealership to inspect the 12 volt power accessory port for shor
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