Technical Service Bulletins

Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.

172,063 Unique Bulletins
4,727,244 Total Records
880 Vehicle Makes
1955–2025 Year Range
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Showing 11,703 bulletins for CHEVROLET

PIE0573 Jul 13, 2020
CHEVROLET — SIERRA 2500, SIERRA 3500, SILVERADO 2500, SILVERADO 3500 (2020) — 8 vehicle combinations
020000 SUSPENSION
This engineering information (EI) is requesting information from technicians to perform the inspection and verify that the rear axle dampener (TVA) is loose after a loud banging noise is heard from the rear of the vehicle while in motion an
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PIE0574 Jul 13, 2020
CHEVROLET — SIERRA 2500, SILVERADO 1500, SILVERADO 2500, SILVERADO 4500HD (2020–2021) — 12 vehicle combinations
060000 ENGINE (PWS)
This engineering informational bulletin is requesting information from technicians to inspect for engine oil leak and contact the engineer listed.
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PIP5504F Jul 10, 2020
CHEVROLET — EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2016–2020) — 140 vehicle combinations
060000 ENGINE (PWS)
This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised t
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PIP5744A Jul 9, 2020
CHEVROLET — BOLT EV (2020)
103240 POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:SEALS/GASKETS
This Preliminary Information communication advises the technician
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PIC6417 Jul 9, 2020
CHEVROLET — EQUINOX, MALIBU, SONIC, TERRAIN, TRAX (2020) — 10 vehicle combinations
118000 ELECTRICAL SYSTEM:SOFTWARE
This Preliminary Information communication provides information to the technician about vehicles that may have a missing Forward Collision System Selection in the radio menu. Dealer should advise the customer General Motors is working on a
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PIE0566A Jul 8, 2020
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2019–2020) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Malfunction Indicator Lamp (MIL) Illuminated and/or functional failures of the
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20NA141 Jul 8, 2020
CHEVROLET — SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500 (2019–2020) — 6 vehicle combinations
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of the Tri-Fold Tonneau paint finish fading or discolored.
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PIE0563B Jul 8, 2020
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2020) — 4 vehicle combinations
060000 ENGINE (PWS)
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
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N202303030 Jul 7, 2020
CHEVROLET — CORVETTE (2020) — 2 vehicle combinations
050000 PARKING BRAKE
Service Update - Certain 2020 model year Chevrolet Corvette vehicles may be missing the park brake caliper guide pin retention clip. A dislocated pin may damage the wheel. Dealers will inspect for retaining clip, and if necessary, replace
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PIT5751A Jun 30, 2020
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2020) — 4 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates and issue with the SES MIL on setting DTC's P0201/P0202/P0203/P0204/P0205/P0206/P0216 and instructing dealership to inspect the engine wiring harness for damage.
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PIP5744 Jun 29, 2020
CHEVROLET — BOLT EV (2020)
100000 POWER TRAIN
This Preliminary Information communication advises the technician
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PIT5311F Jun 29, 2020
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2014–2020) — 98 vehicle combinations
114000 ELECTRICAL SYSTEM:WIRING
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver Information
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PIT5756 Jun 26, 2020
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500 (2019–2020) — 12 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issue with the underhood electrical center bolts being loose which can cause any of the following symptoms: - No crank - No start - Starter grinds or reengages after engine running - Headli
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PIT5649A Jun 26, 2020
CHEVROLET — TAHOE (2015–2020) — 6 vehicle combinations
350000 EQUIPMENT
This Preliminary information communicates that the rear park assist chime will be inoperative if the customer removes the rear speakers during the upfit of the vehicle.
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PIP4912G Jun 26, 2020
CHEVROLET — EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500 (2010–2020) — 34 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician on vehicles that may have an intermittent high idle. If a technician has duplicated, or the customer description aligns with the speeds mentioned in the idle
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PIT5755 Jun 26, 2020
CHEVROLET — SIERRA 2500, SIERRA 3500, SILVERADO 2500, SILVERADO 3500 (2020) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issue with the Electronic Brake Control Module incorrectly mapping DTC U0126 as a U0131 and directs the dealership to follow the diagnostics for the U0126.
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PIC6372A Jun 26, 2020
CHEVROLET — BOLT EV (2017–2020) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the MSD (manual service disconnect) will need to be order only through WPC (warranty parts center) at this time until all stock has been checked and verified.
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PIP5504E Jun 25, 2020
CHEVROLET — EXPRESS, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 4500HD, SUBURBAN, TAHOE, YUKON DENALI, YUKON XL (2016–2020) — 44 vehicle combinations
100000 POWER TRAIN
This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised t
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20NA137 Jun 25, 2020
CHEVROLET — SUBURBAN, TAHOE, YUKON (2021) — 3 vehicle combinations
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on the 2021 Chevrolet Suburban, Tahoe, GMC Yukon and Yukon XL New Model Features.
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N192285071 Jun 24, 2020
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2019–2020) — 4 vehicle combinations
350000 EQUIPMENT
Customer Satisfaction Program. As part of equipment recall N192285070, GM instructed dealers to remove recalled tri-fold tonneau covers on certain vehicles prior to delivery to the customer. GM is conducting this customer satisfaction fie
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20NA140 Jun 24, 2020
CHEVROLET — CORVETTE (2020)
110000 ELECTRICAL SYSTEM
This technical bulletin provides a Service Procedure for dealers/technicians on Service Front Leveling System Message - DTC U3000 SYM49 Stored.
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PIP5743 Jun 24, 2020
CHEVROLET — CANYON, COLORADO (2019–2020) — 12 vehicle combinations
020000 SUSPENSION
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
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20NA100 Jun 24, 2020
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2019–2020) — 8 vehicle combinations
060000 ENGINE (PWS)
This informational bulletin provides information for dealers/technicians on Engine Control Module Calibration for T1 L3B Engine with DTC P26BB Set.
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PIP5742 Jun 23, 2020
CHEVROLET — SIERRA 2500, SIERRA DENALI, SILVERADO 4500HD (2019–2020) — 4 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealer technicians that a belt chirp or rubbing noise may be caused by the harmonic balancer out ring moving backward on the pulley and contacting the front cover.
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PIT5509G Jun 23, 2020
CHEVROLET — CANYON, COLORADO, SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500, SUBURBAN, TAHOE, YUKON DENALI, YUKON XL (2014–2020) — 44 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when a
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