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NHTSA ID Number: 10114482
Manufacturer Communication Number: PIC5910C
Summary
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B124B sym 04 in the HMI module. Technician should check the USB port operations if no issue found it should be considered a false code and no components should be replaced. If the USB port is inoperative technician should follow published Service Information diagnosis for Auxiliary Audio Input Malfunction.
20 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
| BUICK | LACROSSE | 2014-2015 |
| BUICK | REGAL | 2014-2015 |
| CADILLAC | ATS | 2015 |
| CADILLAC | CTS | 2015 |
| CADILLAC | ELR | 2015 |
| CADILLAC | SRX | 2015 |
| CADILLAC | XTS | 2015 |
| CHEVROLET | COLORADO | 2015 |
| CHEVROLET | CORVETTE | 2015 |
| CHEVROLET | IMPALA | 2015 |
| CHEVROLET | SILVERADO 2500 | 2015 |
| CHEVROLET | SUBURBAN | 2015 |
| CHEVROLET | TAHOE | 2015 |
| GMC | CANYON | 2015 |
| GMC | SIERRA 2500 | 2015 |
| GMC | SIERRA DENALI | 2015 |
| GMC | YUKON | 2015 |
| GMC | YUKON XL | 2015 |
Condition/Concern
The vehicles above set a false code B124B sym04 in the HMI module.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIC5910C
Date: Apr-2015
https://www.nhtsa.gov/recalls?nhtsaId=10114482
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NHTSA ID Number: 10114416
Manufacturer Communication Number: PIC5910B
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have Diagnostic Trouble Code B124B sym 04 set in the Human Machine Interface. When working on the 2014 model year Lacrosse the Human Machine Interface can be reprogrammed using Service Programming System. If working on a 2015 model year Lacrosse, Colorado, or Canyon engineering is currently working on new calibrations to correct this concern.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIC5910B
Date: Feb-2015
https://www.nhtsa.gov/recalls?nhtsaId=10114416
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NHTSA ID Number: 10114371
Manufacturer Communication Number: PIC5910A
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have a Diagnostic Trouble Code B124B sym 04 stored in the Human Machine Interface module. For model year 2014 the Human Machine Interface should be reprogrammed with the latest calibration from TIS2Web. For model year 2015 engineering is currently working on new calibrations to correct this concern.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIC5910A
Date: Jan-2015
https://www.nhtsa.gov/recalls?nhtsaId=10114371
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NHTSA ID Number: 10094943
Manufacturer Communication Number: PIC5910A
Summary
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A DIAGNOSTIC TROUBLE CODE B124B SYM 04 STORED IN THE HUMAN MACHINE INTERFACE MODULE. FOR MODEL YEAR 2014 THE HUMAN MACHINE INTERFACE SHOULD BE REPROGRAMMED WITH THE LATEST CALIBRATION FROM TIS2WEB. FOR MODEL YEAR 2015 ENGINEERING IS CURRENTLY WORKING ON NEW CALIBRATIONS TO CORRECT THIS CONCERN.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIC5910A
Date: Jan-2015
https://www.nhtsa.gov/recalls?nhtsaId=10094943
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NHTSA ID Number: 10113232
Manufacturer Communication Number: PIC5910
Summary
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B124B sym04 may be found in the HMI module with no other concerns observed. Technician will reprogram the Human Machine Interface module with the latest calibrations in TIS2Web.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIC5910
Date: Sep-2013
https://www.nhtsa.gov/recalls?nhtsaId=10113232
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NHTSA ID Number: 10064024
Manufacturer Communication Number: PIC5910
Summary
SUMMARY TO BE PROVIDED ON A FUTURE DATE.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIC5910
Date: September, 2013
https://www.nhtsa.gov/recalls?nhtsaId=10064024
MC-10064024-2273.pdf 219.701KB
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Last update on 2024-04-12 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.
SEOCONTENT-START
Bulletin No.: PIC5910C
Date: Apr-2015
| Subject: | False Code B124B sym04 Set Current in HMI Module with No Other Concerns Observed |
| Models: | 2014-2015 Buick LaCrosse, Regal |
| 2015 Cadillac ATS, CTS, Escalade, SRX, XTS | |
| 2015 Chevrolet Colorado, Corvette, Impala, Silverado, Suburban, Tahoe | |
| 2015 GMC Canyon, Sierra, Yukon |
This PI was superseded to update Model Years and Recommendation/Instructions. Please discard PIC5910B.
Condition/Concern
During diagnosis of any concern, technicians may find that the vehicles above set a false code B124B sym04 in the HMI module.
Recommendation/Instructions
If no concerns are noted when using the USB source and there are no USB-related customer complaints, ignore DTC B124B sym04 as it should be considered a false code and no components should be replaced for this false code. If the USB is inoperative, follow diagnosis for Auxiliary Audio Input Malfunction.
SEOCONTENT-END