2024 Chevrolet Colorado TSBs

Certain vehicles may have a condition in which the Engine Control Module (ECM) does not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.

• Improvements to start reliability and reduced check engine light activation • Improvements to turbo system diagnostics • Improvements to active cabin ventilation • Additional protection for the health of your battery • Updates to help prevent excessive battery drain and…

Certain vehicles listed above, may have a condition where coolant leaks from the radiator hose quick connect at the radiator inlet. This special coverage covers the condition described above for a period of 5 years or 60,000 miles (100,000 km), whichever occurs first, from the…

• Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation, and Super Cruise.

​• Fixes distorted Heads Up Display image in equipped vehicles. • Fixes a known memory issue causing blank screens in certain vehicles. • Improves camera app functionality. • Fixes Apple Maps split-screen issue. • Fixes steering wheel controls for Sirius XM. • Fixes occasional…

• Fixes occasional rear camera display issues when shifting to reverse • Improves HVAC optimization for remote start performance

Improvements to Apple CarPlay performance.

• Fixes to help protect battery health.

• Fixes to help ensure proper functionality for heating and cooling features. • Improvements to night mode lights for shifting gears. • Fixes for Daytime Running Lamps turning on when set to Off. • Fixes to help prevent erroneous missing key messages on driver display. • Fixes…

• Fixes occasional rear camera display issues when shifting to reverse • Improves HVAC optimization for remote start performance During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is…

Certain vehicles listed above may have a condition in which the tire pressure label may be incorrect, following accessory wheel installation. Dealers will inspect the Tire and Loading Information label for accuracy and install an overlay label as needed.

Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from…

Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from…

Great News! Your vehicle keeps getting better. This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. Better Never Stops™ During the update…

Certain 2023-2024 model year Chevrolet Colorado / Silverado 1500 and GMC Canyon / Sierra 1500 vehicles equipped with a 2.7L engine (RPO L3B), may have an Engine Control Module (ECM) that does not sufficiently control fuel injector flow rate under certain driving conditions. This…

Service Update. Certain vehicles listed above may have a condition in which the Engine Control Module (ECM) does not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.

Service update - Certain vehicles listed above may have a condition in which the left front shock was assembled to a higher torque specification. Dealers are to replace the left front shock rod and nut.

Service Update - Certain vehicles listed above may have a condition in which the right front shock was assembled to a higher torque specification. Dealers are to replace the right front shock rod and nut.

Certain vehicles may have a condition in which the Virtual Cockpit Unit (VCU) software cannot be updated via Over the Air. Dealers will update reprogram the VCU software.

Customer Satisfaction Program - Certain vehicles may require software to enable future over-the-air (OTA) updates. Dealers are to reprogram the Serial Data Gateway Module.

Service Update - Certain vehicles may have a condition in which the certification label may be incorrect. Dealers are to replace the certification label.

. Improves 12V battery performance during software updates. · Fixes an incorrect service message that displays in some vehicles · Improves electric power steering functionality · Fixes known issue with side blind zone alert (if equipped) · Fixes a camera issue which can result…

Great News! Your vehicle keeps getting better. This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. Better Never Stops™

Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The…

Your vehicle keeps getting better. This software update includes the following, if your vehicle is equipped: Refinements: ​· Fixes distorted Heads Up Display image in equipped vehicles. · Fixes a known memory issue causing blank screens in certain vehicles. · Improves camera app…

Customer Satisfaction Program - certain vehicles may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update.

Certain vehicles may have a condition in which the transmission valve body solenoid retaining bolt was not properly torqued. Dealers will torque the control valve solenoid bolt to specification.

This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement.

This document assists GM dealer technicians with diagnosing torque converter concerns to ensure torque converter replacement is necessary. The torque converter part number will be placed on order restriction, and the technician will be asked to follow 25-NA-148 before requesting…

This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found.

This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.

This PI communicates diagnostic information to assist Technicians with a possible transmission shudder

This PI provides diagnostic tips for diagnosing electric trailer brakes issues.

PI to help diagnose A/C concern

This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found.

This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.

This PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing parts. The PI provides guidance to inspect for low voltage conditions, wiring, terminal concerns, and…

This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary

This PI advises dealers that if DTC P0606 and/or P0607 are set in the K160 EBCM, additional diagnostic aids should be followed to ensure the module requires replacement

This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found.

This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have:…

This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found.

This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin when a repair is available.

This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.

The document advise technicians after an engine repair involving removal of the camshaft actuators, the vehicle may set p1101 P0172 and or stalls when taken off idle. The technician is instructed to verify the intake and exhaust camshaft actuators are installed onto the correct…

This PI provides diagnostic tips for diagnosing electric trailer brakes issues.

This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.