2020 Chevrolet SILVERADO 1500 Manufacturer communications & TSBs.Page 7
Original record summaries, dates and identifiers for this model-year. Records 601–700 of 1,550, ordered newest first. Dated records on this page: Nov 4, 2022–Mar 17, 2023.
Read the applicability before drawing a conclusion.
This archive includes service bulletins, warranty notices, software instructions and other communications. Records may repeat or supersede earlier instructions. A model-year association is not proof that a document covers every engine, trim, VIN or reported symptom, or that a repair is free.
NHTSA download snapshot: Sep 28, 2026. These are communication associations for this vehicle, not unique defects. How records are joined and counted.
Mar 17, 2023Service Bulletin/Repair Instructions
00-06-01-026Q
NHTSA communication ID: 10233830
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides a diagnostic aid procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
Source components: ENGINE AND ENGINE COOLING · ENGINE AND ENGINE COOLING:EXHAUST SYSTEM.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
Source components: ENGINE AND ENGINE COOLING · FUEL SYSTEM, DIESEL.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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 and the four lifters.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information for dealers/technicians on Information on GM Accessories - Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
NHTSA source summary · Original PDF not reviewed by Recallfolio
The informational bulletin advises the tech to use the glow plug bore cleaner to reduce the chance of soot building up on the glow plug causing a premature failure.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for after installation of a replacement upper valve body, the transmission may have no Reverse and no 2nd gear.
Source components: POWER TRAIN · POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides repair information to correct a customer concern of the foam strip between the I/P trim and base of the windshield detaching from the upper I/P trim panel.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a diagnostic tip for an issue where the starter stays engaged after the engine starts. Dealers are to suspect/monitor the crankshaft position sensor.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse.
Source components: ELECTRICAL SYSTEM · EQUIPMENT · EQUIPMENT:ELECTRICAL:INFOTAINMENT.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for customers/dealers/technicians on Normal Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Camera Display.
Source components: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA · EQUIPMENT · EQUIPMENT:ELECTRICAL:INFOTAINMENT.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides graphs to help identify possible issues that may cause shaking and shudders and what may be the cause of said issue.
Source components: ENGINE AND ENGINE COOLING · POWER TRAIN.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates information to the technician that if they receive a vehicle with this concern and verifying the rear view camera is zoomed in, General Motors is aware of this and working on a solution for the concern.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides repair information to correct a customer concern of Charge Air Cooler (CAC) Icing, Check Engine Lamp Illuminated, Possible P0299, P2227, and/or P0300 DTCs Set.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin advises the tech to inspect the transfer case motor electrical connectors for possible damage or corrosion that might be caused by a damage grommet inside the electrical connector.
Source components: ELECTRICAL SYSTEM · POWER TRAIN.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates an issues will low or poor heater performance on the drivers side. Dealers are to inspect the HVAC temperature door linkage and if ok replace the heater core.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.
Source components: BACK OVER PREVENTION · ELECTRICAL SYSTEM.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle. The bump clunk issue may be due to fuel movement in the fuel tank when not completely full. The condition is eliminated after completely filling the fuel tank.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
Service Update. Certain vehicles may have a condition in which ice or sludge can accumulate in the Charge Air Cooler (CAC) or Closed Crankcase Ventilation (CCV) system when driving in extremely cold weather conditions (-18°C (0°F) or less). Dealers will install a radiator air front lower baffle and, if necessary, reprogram the Engine Control Module.
Source components: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM).
NHTSA source summary · Original PDF not reviewed by Recallfolio
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 in condensation building up at the low point in the tailpipe. In low temperatures the condensation can freeze and form ice limiting the flow of exhaust out of the left tailpipe. Dealers are to drill a small hole in the left tailpipe to allow condensation to drain.
Source components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto Mode.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
Source components: ENGINE AND ENGINE COOLING · POWER TRAIN.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
NHTSA source summary · Original PDF not reviewed by Recallfolio
This engineering information (EI) closure ends the need for gathering information from technicians in regards to the front upper control arm ball joint separated from the socket.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to dealers? information related to a Malfunction Indicator Lamp (MIL) Illuminated due to a U0672 setting. Advises the technician to perform Electric Engine Coolant Pump connection inspections. To clear the code to see if it resets current. If the code resets it advises to utilize Strategy Based Diagnosis. If the code does not reset, it advises to release the vehicle to the customer and that GM is aware of this issue.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information to dealership personnel that after performing a brake inspection, brake pad replacement, or any other repair that requires the caliper piston to be reseated may be causing DTC C05B0 to falsely set for eBoost applications.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin advises the technician that the possible cause may not be from a faulty clutch piston or extension housing and to perform testing on transmission for possible other issues, but it still may be possible on high mile vehicles that orifices in housing may have come dislodged, causing the same customer concern.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This engineering information (EI) closure ends the need for gathering further information from technicians in regards to the front upper control arm ball joint separated from the socket.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
Source components: ENGINE AND ENGINE COOLING · POWER TRAIN.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto Mode.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the driver in keeping the vehicle from drifting out of a driving lane that has clearly identified markings. The electric power steering provides a gentle steering correction if a lane marking has been crossed and the driver has not actively responded.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This information advises the technician the difference between a welch cap leak and the output seal of the t-case or transmission leaking ATF causing the customers concern.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
Source components: ENGINE AND ENGINE COOLING · FUEL SYSTEM, DIESEL.