EXPERTEC Technical Service Bulletins (85-187)

Publication date: 1986-02-14
Reference number: 85-187

EXPERTEC TECHNICAL SERVICE BULLETINS

TECHNICAL SERVICE BULLETIN

Reference Number(s): 85-187, Date of Issue: 02/14/1986

POOR DRIVEABILITY (NEW PROM TO INCREASE TCC ENGAGEMENT SPEED)

Model(s): 1985 Chevrolet Corvette with Automatic Transmission

Bulletin No.: 85-187

Date: February 14, 1986

SERVICE INFORMATION

A revised calibration PROM has been released which is intended to improve driveability on 1985 Corvettes with Automatic transmission.

This PROM contains changes to improve tip in response when accelerating and also raises torque converter clutch engagement speeds to 41 mph. This PROM P/N is 1227805.

WARRANTY INFORMATION

Use applicable labor operation number and labor time.