2018 Chevrolet Silverado 2500 Technical Service Bulletins

1,345 technical service bulletins (TSBs) are on record for the 2018 Chevrolet Silverado 2500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10160135Apr 1, 2019Equipment. This informational bulletin provides information on proper use of floor mats.
• 10160132Apr 1, 2019Electrical system. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10159564Mar 28, 2019Transmission and drivetrain. N182188930-01 - Special Coverage (Added Customer Reimbursement Labor Codes). Some vehicles, equipped with a Duramax Diesel engine, the transmission cooler lines may be rubbing on the front frame/bumper mount bracket. This condition could cause the cooler lines to leak. Transmission fluid may be seen on the ground under the front bumper. Some drivers may have difficulty selecting gears or experience transmission slip.
• 10158815Mar 28, 2019Body and structure, Electrical system. This technical bulletin provides a procedure to locate possible chassis wiring damage from areas along the frame and repair them if found.
• 10156952Mar 27, 2019Engine, Equipment, Transmission and drivetrain. This Preliminary information communicates to the dealer technician using the PICO scope will aid in determining if the if the engine or transmission is root cause of a vibration or shudder concern.
• 10158864Mar 26, 2019Equipment. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
• 10158859Mar 25, 2019Equipment. This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
• 10158855Mar 25, 2019Equipment. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
• 10156950Mar 25, 2019Equipment, Electrical system. This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has ended the part restriction for the A15, Starter Generator (MGU). The dealer technician is advised to call the GM Technical Assistance Center for further assistance.
• 10158867Mar 22, 2019Equipment. This informational bulletin provides information on proper use of floor mats.
• 10158861Mar 22, 2019Equipment, Electrical system. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
• 10158857Mar 22, 2019Equipment. This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
• 10156947Mar 22, 2019Suspension. This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel-opening heights, front and rear, to quantify vehicle lean. Fender wheel-opening heights are related to, but distinct from, trim height. The front wheel-opening height is known as P height, and the rear wheel-opening height is known as R…
• 10158816Mar 20, 2019Electrical system. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
• 10158781Mar 20, 2019Engine, Equipment. This informational bulletin provides diagnostic/inspection information for the air box and air filter seal to correct a MIL and DTCs P0420 and P0430 setting.
• 10156939Mar 19, 2019Equipment. 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.
• 10158874Mar 18, 2019Equipment. This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. If snow and/or ice is present on the active grille air shutters, take pictures and submit through the Field Reporting Process.
• 10158811Mar 18, 2019Electrical system. This Bulletin provides ECM reprogramming information to Correct DTC P2101.
• 10158863Mar 15, 2019Equipment, Electrical system. This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
• 10156936Mar 15, 2019Equipment. This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun load or extended heater operation. The Driver Information Center is designed to dim with high temperature exposure. This is done to protect the Driver Information Center from damage.
• 10156933Mar 15, 2019Equipment. This Preliminary Information communication advises the technician that the Product Quality Center part restriction has ended for the 8L45 and 8L90 park actuator rod.
• 10158862Mar 14, 2019Electrical system, Equipment. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
• 10158834Mar 14, 2019Transmission and drivetrain. This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as attended causing the parking pawl to engage while driving.
• 10156929Mar 13, 2019Equipment. 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.
• 10156926Mar 13, 2019Electrical system, Back-over prevention (rear camera). 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.
• 10156916Mar 8, 2019Equipment. 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.
• 10158858Mar 7, 2019Fuel system, Equipment. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
• 10156913Mar 6, 2019Engine, Fuel system. This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Technician will need to follow published diagnostics for Diagnostic Trouble Codes U0074 would take priority over U18A2 if both set before addressing DTC P2635.
• 10156912Mar 6, 2019Engine cooling, Engine. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Technician may find Diagnostic Trouble Codes P0420 and or P0430 stored. Technician should be advised that the catalytic converter efficiency Diagnostic Trouble Codes P0420 and P0430 are disabled for the first…
• 10158860Mar 5, 2019Equipment, Engine cooling. This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.
• 10158873Mar 4, 2019Fuel system, Electrical system, Equipment. This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
• 10158866Mar 4, 2019Engine, Equipment. This technical 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 on.
• 10158838Mar 1, 2019Engine. This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
• 10158827Mar 1, 2019Transmission and drivetrain. This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
• 10154638Feb 28, 2019Transmission and drivetrain. This 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.
• 10154322Feb 25, 2019Back-over prevention (rear camera). This Preliminary information communicates repair information for the rear vision camera or surround vision camera image being: - Yellow - Blurry - Distorted - Image scrolling - Image with NO gridlines - Screen is blue with gridlines - Screen is blue with Service Rear Vision System message
• 10154318Feb 25, 2019Equipment. This Preliminary information communicates Operational Tips/Support For GM Accessory Three Camera Trailering System Package By EchoMaster.
• 10154316Feb 22, 2019Hybrid propulsion system. This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction that has ended for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Control Module 1 and 2, Drive Motor Generator Battery Cooling Blower .
• 10154312Feb 21, 2019Transmission and drivetrain. This Preliminary Information communication provides information to the technician that a whine noise heard from the automatic transmission fluid pan hear with the the key on and engine off, or for up to one minute after the vehicle has been shut off should be deemed a normal characteristic.
• 10154310Feb 20, 2019Equipment. This Preliminary information communicates Content Theft Deterrent RPO UTJ is included and only available with Remote Vehicle Start RPO BTV. If the vehicle is not equipped with Remote Vehicle Start RPO BTV the vehicle will not have Content Theft Deterrent.
• 10154306Feb 19, 2019Engine cooling. 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.
• 10154301Feb 18, 2019Other or unknown, Electrical system. This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Technician will need to gain access to the body harness. Install trailer brake controller harness General Motors part number 23184088 into Middle Bus Electrical Center (X61A).
• 10154300Feb 18, 2019Steering. This Preliminary Information communication provides information to the technician about vehicles that show a "Take Steering" message on the Driver Information Center along with a warning chime/alert. Dealer should be advised the purpose of the message is to alert the driver that the Lane Keep Assist system has not detected active steering input from the driver (hands off the steering wheel).
• 10154299Feb 18, 2019Engine cooling. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
• 10154641Feb 15, 2019Equipment. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10154298Feb 15, 2019Electrical system. This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool. There is a purple Terminal Position Assurance that will align itself in the release position when the release tool is inserted into the release hole.
• 10154649Feb 14, 2019Body and structure. 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).
• 10154635Feb 8, 2019Transmission and drivetrain. This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
• 10154290Feb 8, 2019Electrical system. This Preliminary Information communication provides information to the technician about the text messaging feature on some newer General Motors infotainment systems. Pair the iPhone to the system then enter the Bluetooth settings menu, select the ?i? icon next to the vehicle name in the device and enable show notifications. The text messaging feature will be available on the next ignition cycle.
• 10154280Feb 8, 2019Electrical system, Engine. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on when the ignition is in the run position. Technician may find Diagnostic Trouble Codes P0513 and or P262B may also be set. Technician will pulled the driver sill plate and…

← All problems reported for the 2018 Chevrolet Silverado 2500