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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

21NA117 May 17, 2021
CADILLAC — CORVETTE, CT4, CT5 (2020) — 6 vehicle combinations
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
This service bulletin provides information and programming procedures for dealers/technicians on the release of Radio Software Update Version GB108.2 for vehicles equipped with Infotainment system RPO IOS or IOT, in addition to providing ge
PIP5776D May 17, 2021
CADILLAC — ESCALADE, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON (2020–2021) — 8 vehicle combinations
060000 ENGINE (PWS)
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
PIE0637 May 17, 2021
CADILLAC — EQUINOX, ESCALADE, ESCALADE ESV, SIERRA 2500, SILVERADO 2500, SUBURBAN, TAHOE, TERRAIN, YUKON, YUKON XL (2021) — 10 vehicle combinations
060000 ENGINE (PWS)
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to one or more of the following condition Stalls, Crank with no star, Check Eng
PIT4322L May 14, 2021
CADILLAC — AVALANCHE, ESCALADE, ESCALADE EXT, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SUBURBAN, TAHOE, YUKON (2007–2021) — 104 vehicle combinations
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti
PIT5746A May 13, 2021
CADILLAC — ESCALADE ESV, SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500, SUBURBAN, TAHOE, YUKON DENALI, YUKON XL (2014–2021) — 44 vehicle combinations
350000 EQUIPMENT
This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM.
N212329521 May 13, 2021
CADILLAC — CT4 (2020)
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
Emission Recall. General Motors has decided to conduct a voluntary emissions recall involving certain vehicles. The Vehicle Emissions Control Information (VECI) label may not contain the correct On-Board Diagnostic (OBD) system identifier.
PIP5707C May 12, 2021
CADILLAC — ATS, ATS-V (2016–2019) — 4 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates that a restriction through the Technical Assistance Center has been placed on the 3.6L LF4 engine. Updated to end the parts restriction on 5/12/2021
21NA112 May 11, 2021
CADILLAC — ESCALADE, ESCALADE ESV (2021) — 5 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of Escalade Vehicle Software Configuration Management Update (VesCom) 21.10 for Customer Unable to Download the OTA.
PIE0623 May 11, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON, YUKON XL (2021) — 8 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 to the Malfunction Indicator Lamp illuminated on the Driver Information Center
N212330660 May 11, 2021
CADILLAC — ESCALADE, ESCALADE ESV, EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SILVERADO 5500HD, SILVERADO 6500HD, SUBURBAN, TAHOE (2021) — 15 vehicle combinations
030000 SERVICE BRAKES, HYDRAULIC
Service Update Bulletin. Certain vehicles may have an erratic signal coming from the engine manifold absolute pressure (MAP) sensor. Customers may notice the service engine soon (SES) lamp illuminate or was illuminated and turned off. DTC?
PIT5841 May 11, 2021
CADILLAC — ESCALADE, SUBURBAN, TAHOE, YUKON (2021) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates information on a No Crank / No Start concern caused by a No Fob Detected message caused by an internal fault of the BCM. Dealer is to replace the BCM to correct this concern.
21NA090 May 10, 2021
CADILLAC — XT4 (2019–2021) — 6 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This service bulletin provides a repair procedure to correct a customer concern of Whistle or Hoot/Woot Noise Heard from Under Vehicle in Cold Ambient Temperatures.
PIP5738C May 10, 2021
CADILLAC — ESCALADE, SUBURBAN, TAHOE, YUKON (2021) — 4 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician that the 10L80 transmission part restriction has ended. Technician may now order these transmissions through the regular GM CCA parts process or PQC process for required dea
PIP5805 May 10, 2021
CADILLAC — CAMARO, ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON (2021) — 7 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates that the performance air cleaner kit (cold air intake system) can only be installed on vehicles that had the option ordered for the vehicle when it was produced. This performance air filter kit can
PIE0595A May 7, 2021
CADILLAC — ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON, YUKON XL (2021) — 6 vehicle combinations
160000 STRUCTURE
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to paint concerns with the front and/or rear fascias.
PIC6435A May 7, 2021
CADILLAC — XTS (2013–2014) — 2 vehicle combinations
120000 EXTERIOR LIGHTING
This Preliminary information communicates that U1523 may set after right headlamp replacement due to a part issue. Engineering is looking into the concern.
PIE0622A May 6, 2021
CADILLAC — ESCALADE, ESCALADE ESV (2021) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Surround Vision Camera Inoperable and/or Black Screen with Red Slash Shown On Ra
N202324050 May 6, 2021
CADILLAC — XT4 (2020–2021) — 8 vehicle combinations
070000 FUEL SYSTEM, GASOLINE
Service Update Bulletin. Certain vehicles equipped with a 2.0L Diesel Engine, RPO (LSQ), may have a condition where the diesel particulate filter, (DPF), sensor indicates a high soot loading has occurred. This could potentially cause a dia
N202307080 01 May 5, 2021
CADILLAC — CT4, CT5, ESCALADE, ESCALADE ESV, SUBURBAN, TAHOE, YUKON, YUKON XL (1999–2022) — 78 vehicle combinations
110000 ELECTRICAL SYSTEM
Service Update Bulletin (Labor Codes Added). Certain vehicles may have a condition where the engine control module (ECM) software allows the Auto Stop to occur at a state of charge below 65%. Auto Stop is supposed to be inhibited at 65% to
PIE0635 May 5, 2021
CADILLAC — CT5 (2021)
030000 BRAKES (PWS)
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a squeak and/or squeal type noise heard during brake apply.
PIP5804 May 5, 2021
CADILLAC — ACADIA, BLAZER, CT4, CT5, XT4, XT5 (2019–2021) — 13 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the possibility of a inaccurate #1 Coolant Temperature Sensor causing the engine to run hot or overheat with possible over temperature message displayed on DIC
PIE0613A May 4, 2021
CADILLAC — CORVETTE, XT4 (2020–2021) — 8 vehicle combinations
060000 ENGINE (PWS)
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Check Engine Lamp illuminated on the Driver Information Center (DIC) and/or poor f
21NA109 May 3, 2021
CADILLAC — CAMARO, CORVETTE, CTS, ESCALADE, ESCALADE ESV, EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 4500HD, SUBURBAN, TAHOE, YUKON, YUKON XL (2014–2021) — 184 vehicle combinations
060000 ENGINE (PWS)
This service bulletin provides diagnostic information for a customer concern of engine vibration.
21NA091 May 3, 2021
CADILLAC — 3500, BOLT EV, CORVETTE, CT4, CT5, ESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SUBURBAN, TAHOE, XT4, YUKON, YUKON XL (2020–2022) — 126 vehicle combinations
280000 BACK OVER PREVENTION
This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Rear View Camera Display.
21NA106 Apr 30, 2021
CADILLAC — CANYON, COLORADO, CT4, CT5, ESCALADE, ESCALADE ESV, EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500 (2021) — 12 vehicle combinations
100000 POWER TRAIN
This informational bulletin advises the technician to verify the TCM is asleep before trying to repair the transmission in order for all the codes to be re-set.
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