If you have a '01 with a A4 trannie make sure you get this PCM code correction
for loss of power .

Lack of Power Following a Wide Open Throttle 4-2 or 3-2 Downshift and Subsequent 2-3 Upshift (Reprogram PCM) #02-06-04-001

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

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.

J6355 Powertrain Controller-- Reprogram