Technical Service Bulletins
Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.
Showing 11,703 bulletins for CHEVROLET
21NA056
Mar 17, 2021
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to correct the condition of Information on Vehicles Engine Shuts Off After 30 or 60 Minutes of Idling.
21NA064
Mar 17, 2021
110220 ELECTRICAL SYSTEM:HAND HEATER:WIRING HARNESS
This service bulletin provides repair information to correct a customer concern of a Service Heater Soon Message that may turn on with NO DTC Codes set and NO adverse heater performance issues.
RFI20210316_BK82
Mar 16, 2021
070000 FUEL SYSTEM, GASOLINE
This SKU is a Fuel Line Kit. The customer communication requested return of unsold inventory to rework the end connections. If the end connecors are not fixed, the customer will be unable to install the product. This issue does not affec
RFI20210316_919-
Mar 16, 2021
070000 FUEL SYSTEM, GASOLINE
This SKU is a Fuel Line Kit. The customer communication requested return of unsold inventory to rework the end connections. If the end connecors are not fixed, the customer will be unable to install the product. This issue does not affec
PIP5789
Mar 16, 2021
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician to replace the TCM if diagnostics leads to transmission replacement.
PIP5788
Mar 16, 2021
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates Some customers may comment that the SES lamp is illuminated or was Illuminated and turned off, with no driveabilty concerns. During inspection Technician may notice DTC P2635. Unknown at this time e
21NA062
Mar 16, 2021
350000 EQUIPMENT
This informational bulletin directs dealers to the correct path needed to correct a vehicle with the condition of Add-On Equipment Inoperative, Sulfur/Acid Smell During Vehicle Operation based on the correct cause.
PIE0618
Mar 16, 2021
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
N202324120
Mar 16, 2021
030000 BRAKES (PWS)
Customer Satisfaction Program. On certain vehicles may experience brake function issues over time based on feedback received from the supplier concerning the condition of certain eBoost brake unit assemblies. Dealers are to replace the eB
PIT5705A
Mar 16, 2021
280000 BACK OVER PREVENTION
This Preliminary information communicates a noise from the front end over bumps originating at the battery hold down retainer at inner fender.
PIP5709M
Mar 15, 2021
100000 POWER TRAIN
This Preliminary information communicates the transmission used in the 2020 and 2021 Corvette is on exchange with the supplier for early root cause analysis.
PIT5823
Mar 12, 2021
070000 FUEL SYSTEM, GASOLINE
This preliminary information discusses the possibility and repair of water entering a connector and causing fuel system electrical or battery drain concerns .
16NA309
Mar 11, 2021
350000 EQUIPMENT
This bulletin describes the proper way to stow the charge cord during PDI using the Velcro strap in the trunk.
PIE0617
Mar 11, 2021
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 why is Engineering seeking more details on what is driving Engine Oil Cooler
21NA059
Mar 11, 2021
100000 POWER TRAIN
This service bulletin advises that the new transmission may require the transfer of the power inverter module.
N212329850
Mar 10, 2021
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program. On certain vehicles equipped with the provisions ? electrical switch bank (SEO) (RPO UEH), may under certain conditions, have circuit breakers inside an auxiliary control box that could trip due to the high
PIT5803A
Mar 10, 2021
140000 AIR BAGS
This Preliminary information communicates to dealers there is a known condition with being able to set the Teen Driver PIN and that General Motors Engineering team is working on a correction
21NA052
Mar 10, 2021
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
This technical bulletin provides repair information to correct a customer concern of False Traction Control or Stability Event During Slow Speed Sharp Turns.
N212327740
Mar 10, 2021
070000 FUEL SYSTEM, GASOLINE
Service Update. On certain vehicles, the HVAC condensate drain hose may not be fully installed and may result in a water leak. Dealers are to fully install the HVAC condensate drain hose.
PIP5683A
Mar 9, 2021
138900 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:AIR HANDLER/CHAMBER, DUCTS, AND VALVES
This Preliminary information communicates a concern with plastic flashing inside the fresh air intake duct for the PCV clean air and the recommended repair.
21NA054
Mar 9, 2021
110000 ELECTRICAL SYSTEM
This service bulletin provides repair information to correct a customer concern of Instrument Cluster Resets, Center Display Goes Blank, or Gauges Inoperative.
PIP5786
Mar 9, 2021
071410 FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER
This Preliminary information communicates I vehicle may come in with a need to test the EVAP system for a leaks. CH-52519 modification
N202321841 02
Mar 9, 2021
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
PIE0615
Mar 8, 2021
100000 POWER TRAIN
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a tick and/or ping type noise heard from the Propeller Shaft during accelera
PIT5819
Mar 5, 2021
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
This Preliminary information communicates in temperatures below freezing, it may be noticed that exhaust is only exiting from the right hand exhaust tailpipe. The cause of this condition is a low point in left side tailpipe which results i