2026 Chevrolet Corvette Coupe E-Ray technical service bulletins
80 technical service bulletins and manufacturer communications cover the 2026 Chevrolet Corvette Coupe E-Ray.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
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- • Improved acceleration when transitioning out of Stealth Mode • Smoother transmission performance at...
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- This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
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- The purpose of this preliminary information is to provide dealership technicians tips to diagnose a no...
- This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and...
- This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before...
- PI to help diagnose A/C concern
- • Fixes to help ensure responsiveness for the driver display and rear view camera
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- • Improvements to audio quality when using Google Assistant
- • Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation,...
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- Pi created to provide GM dealers with information on gathering information for projection issue
- Fixes to help prevent loss of functionality for OnStar, infotainment apps, and connectivity features.
- This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a...
- • Improvements to audio quality when using Google Assistant
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- The purpose of this Preliminary Information is to assist dealership technicians in how to order a...
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- This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered...
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- This PI communicates information that the Collision / Detection Systems will revert to default setting of...
- Fixes to prevent delay for seat belt reminder light
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- This bulletin communicates to the dealer a temporary solution to prevent a dead battery until engineering...
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- This service bulletin provides service procedure information on Brake Squeal or Squeak Noise...
- The purpose of this Preliminary Information is to provide diagnostic aids to a dealership technician if a...
- The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
- New Vehicle Monitoring Programs Section in IVH
- This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and...
- This service bulletin provides information on Tire Sidewall Irregularities.
- This service bulletin provides information for the technicians to use a Customer Concern Verification...
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