Engine - Lack of Power on Wide Open Downshift

File In Section: 06 - Engine/Propulsion System

Bulletin No.: 02-06-04-001

Date: January, 2002

TECHNICAL

Subject:
Lack of Power Following a Wide Open Throttle 4-2 or 3-2 Downshift and Subsequent 2-3 Upshift (Reprogram PCM)

Models:
2001 Chevrolet Corvette With 5.7L Engine (VIN G - RPO LS1)

Condition

Some customers may comment that the engine lacks power following a wide open throttle downshift, either 3-2 or 4-2, followed by a wide open throttle 2-3 upshift.

Correction

A new service calibration is available for this condition. This calibration is available from Techline starting September 2001, on the TIS 2000 version TIS 10/2001 data update or later. Reprogram the PCM with the new calibration.

Warranty Information





For vehicles repaired under warranty, use the table.





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