PCM - Chuggle/Surge/Intermittent DTC 32

File In Section: 6E - Engine Fuel & Emission

Bulletin No.: 57-65-17A

Date: June, 1996

Subject:
Chuggle or Surge and an Intermittent DTC 32 (Reflash Calibration)

Models:
1994-96 Buick Roadmaster
1994-96 Cadillac Fleetwood
1994-96 Chevrolet Caprice, Impala SS
with 5.7L Engine (VIN P - RPO LT1) and 4L60-E Automatic Transmission

This bulletin is being revised to add the 1996 model year and to update the parts information chart. Please discard Corporate Bulletin Number 57-65-17 (Section 6E - Engine Fuel and Emission).

Condition

Some owners may comment on a chuggle or a surge condition between 40-65 mph (64-104 kmph). Also some vehicles may set an intermittent DTC 32 (1994-95 vehicles only).

Correction

Install the proper flash calibration listed from table in Parts Information.








Parts Information

Warranty Information

For vehicles repaired under warranty, use:

Labor Operation Labor Time

J6355 Use published labor
operation