A/T - Noise In 4TH Gear Only

Group Ref.: 7 - Transmission

Bulletin No.: 477119

Date: June, 1994

SUBJECT:
NOISE IN 4TH GEAR ONLY (NEW CALIBRATION)

MODELS:
1994 BUICK ROADMASTER
1994 CADILLAC FLEETWOOD LIMO
1994 CHEVROLET CAPRICE WITH 5.7L ENGINE (VIN P - RPO LT1), 2.93 AXLE, AND 4L60-E TRANSMISSION (RPO M30)

CONDITION:

Some vehicles may exhibit a noise in 4th gear only. The noise may be noticeable while in 4th gear and lightly tipping into the throttle.

CORRECTION:





A new calibration has been released to improve the 4th gear operating condition. Vehicles built on or after March 2, 1994 have the new calibration already. Use the sequence numbers:





CALIBRATION INFORMATION:

The new calibration is available starting with the April, 1994 CD update.

WARRANTY INFORMATION:

For vehicles repaired under warranty, use:

Labor Operation Labor Time

J6355 Use published labor
operation time.