2020 Chevrolet COLORADO Manufacturer communications & TSBs.Page 7
Original record summaries, dates and identifiers for this model-year. Records 601–700 of 879, ordered newest first. Dated records on this page: Oct 21, 2020–Apr 27, 2021.
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.
Apr 27, 2021Service Bulletin/Repair Instructions
PIT5839
NHTSA communication ID: 10193475
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to GM dealers that the above mentioned concern is software related and that General Motors is working on a solution.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and that it is considered a normal condition.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to technician's if they remove the front timing cover when performing a repair, they should inspect the timing chain guide upper bolt for being loose. This document is an attempt to collect parts so engineering can investigate the concern.
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 (U.S. Only).
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 Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged between the rubber and metal portions of the transmission mount. Technician will need to remove the stray debris.
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 Preliminary information communicates to the dealer technician diagnostic tips for a vibration concern at low engine speeds. If using these diagnostics shows root cause of the vibration to be the transmission torque converter the torque converter should be replaced.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates possible diagnostic information for lean codes setting on 2021 31XXN trucks at very low mileage while engineering investigates the causes. Added 2020 MY trucks and calibration information.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.
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 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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides a procedure to test the transmission for a possible fluid concern and change the transmission fluid if found the cause.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the dealer technician to inspect for a missing 1-2-7-8-R clutch fluid passage seal or incorrect 1-2-7-8-R clutch fluid passage seal being install for a no movement concern after valve body replacement on the 8L45 or 8L90 transmissions.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the dealer technician to replace the valve body on 8 speed transmissions setting DTC P0796 if no debris is found in the transmission fluid pan. If debris is found in the transmission fluid pan the technician is advised to repair the transmission as needed and replace the valve body.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin announces that the Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only) has ended.
Source components: ELECTRICAL SYSTEM · EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin advises the tech of a possible normal condition when the vehicle creeps forward during start up conditions when the clutch packs are full of residual oil.
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 service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display.
NHTSA source summary · Original PDF not reviewed by Recallfolio
Emission - General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were manufactured during a certain time period and installed in vehicles during a service repair were not manufactured to engineering specifications. Dealers are to inspect the evaporative emissions canister and replace it if the part does not meet engineering specifications.
Source components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL · EQUIPMENT.
NHTSA source summary · Original PDF not reviewed by Recallfolio
Emission - General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were manufactured during a certain time period and installed in vehicles during a service repair were not manufactured to engineering specifications. Dealers are to inspect the evaporative emissions canister and replace it if the part does not meet engineering specifications.
NHTSA source summary · Original PDF not reviewed by Recallfolio
Emission - General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were manufactured during a certain time period and installed in vehicles during a service repair were not manufactured to engineering specifications. Dealers are to inspect the evaporative emissions canister and replace it if the part does not meet engineering specifications.
Source components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL.
NHTSA source summary · Original PDF not reviewed by Recallfolio
Emission - General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were manufactured during a certain time period and installed in vehicles during a service repair were not manufactured to engineering specifications. Dealers are to inspect the evaporative emissions canister and replace it if the part does not meet engineering specifications.
Source components: ENGINE AND ENGINE COOLING · EQUIPMENT.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technician should first access the rear of the inner wheelhouse area through the tail lamp cavity and the front of the wheelhouse from under the vehicle, and coat the inner hem of the wheel house to side outer panel with 3M Rust Fighter I. After allowing the 3M Rust Fighter I to dry then apply several coats of Nox Rust X-121B undercoating.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides the technician with steps to resolve the issue of an oily substance that may be found on the inside windshield surface, and appears to be leaking from the rear view mirror area. Technician will remove the moisture sensor and clean the glass and mounting bracket with alcohol wipe. If the gel separates from the sensor the sensor will need to be replaced.
Source components: BACK OVER PREVENTION · VISIBILITY.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technician should first access the rear of the inner wheelhouse area through the tail lamp cavity and the front of the wheelhouse from under the vehicle, and coat the inner hem of the wheel house to side outer panel with 3M Rust Fighter I. After allowing the 3M Rust Fighter I to dry then apply several coats of Nox Rust X-121B undercoating.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates the potential for a wire chafe to cause intermittent communications concerns and multiple MIL's on in the IPC.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates the potential for a wire chafe to cause intermittent communications concerns and multiple MIL's on in the IPC.
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 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.
Source components: EQUIPMENT · PARKING BRAKE · POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a concern where the wrong part number was being installed causing XM and Audio concerns. This PI explains the concern and advises to return the part to the ESC for the correct part if the incorrect part number is received
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 Preliminary Information communicates to the technician the potential areas of concern in which the engine wiring harness may chafe. It describes in detail what to look for. If you encounter any of these specific described chafes, inspect, repair (as necessary) and route the wiring harness away from these possible chafe points.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating
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.
Source components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM · EQUIPMENT.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information and a service procedure for dealers/technicians on OnStar Over the Air Update for TTY / TDD Operation and Continuous Improvement Changes.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides repair information to correct a customer concern of ticking type noise heard from the driver and/or passenger side center pillar upper trim panel structure, on bumpy roads.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides a procedure to replace the turbocharger for vehicles with a condition of Turbocharger Whine Noise due to the blades on the turbo being bent.
NHTSA source summary · Original PDF not reviewed by Recallfolio
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
Source components: ELECTRICAL SYSTEM · EQUIPMENT · POWER TRAIN:AUTOMATIC TRANSMISSION.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information to correct a customer concern of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides service information on a New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant System Malfunction Warning Service Bay Test.
Source components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM · EQUIPMENT ADAPTIVE/MOBILITY.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.