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Service bulletin PIC6299A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10126988
Published by NHTSA2018-01-16
Manufacturer's numberPIC6299A
Manufacturer's date2017-12-20
NHTSA componentELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

NHTSA's summary

This Preliminary Information communicates several possibilities of what may be causing a fluctuating tachometer.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Instrument cluster

Vehicles listed
CHEVROLET CAMARO2016, 2017, 2018
CHEVROLET CORVETTE2014, 2015, 2016, 2017, 2018

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PIE02882024-04-08. Service bulletin. Engineering Information.
PIT4720C2023-12-26. Service bulletin. Odometer Servicing When The Odometer Cannot Be Set To The Actual Mileage.
130089004H2023-12-11. Service bulletin. Car and Truck Fix it Right the First Time Issues
PIT4720C2023-11-20. Service bulletin. Odometer Servicing When The Odometer Cannot Be Set To The Actual Mileage.
07-08-49-020R2023-10-18. Service bulletin. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
PIC64642022-08-15. Service bulletin. This Preliminary Information is to assist dealership technicians in diagnosing a complaint related to the variable red line feature surrounding the tachometer gauge.
PIT5195G2022-06-13. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/- 2 MPH at any given speed when looking straight at the needle.
PI1103A2021-04-28. Service bulletin. Instrument Panel Brightness too Low Some customers may comment that the instrument panel brightness is too low during twilight or dusk and cannot be adjusted brighter
PI1101B2021-04-27. Service bulletin. Instrument Panel Brightness too Low Some customers may comment that the instrument panel brightness is too low during twilight or dusk and cannot be adjusted brighter.
07-08-49-020J2021-04-20. Service bulletin. IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1. IPC reprogramming and setup using the service programming system (SPS). 2. Odometer setup at the electronic service center (ESC) when using an exchange IPC/DIC. 3. Tech 2® – The Tech 2 is used to set up a replacement BCM, which includes loading the odometer value that is displayed and stored in the IPC. A replacement IPC will display the previously stored vehicle odometer value, communicated from the BCM, after cycling the ignition or driving the vehicle. *The odometer programming is integrated as part of the BCM programming procedure. It is not a stand-alone event.