TCC SUPS/OR DTC, 1870 ( REFLASH PCM). Pontiac Firebird 1997

REVISION: 12/4/97

THIS BULLETIN IS BEING REVISED TO CHANGE THE CORRECTION SECTION. PLEASE DISCARD CORPORATE BULLETIN NUMBER 77-71-70 (SECTION 7 - TRANSMISSION). ______________________________________________________________________

SUBJECT: TCC SLIPS AND/OR DTC 1870 (REFLASH PCM)

MODELS: 1997 CHEVROLET CAMARO 1997 PONTIAC FIREBIRD WITH 3.8L V6 ENGINE (VIN K - RPO L36) AND HYDRA-MATIC 4L60-E (RPO M30) TRANSMISSION

CONDITION:

SOME OWNERS OF THE ABOVE MODELS MAY EXPERIENCE A SLIP AND/OR DTC 1870 AT 45-55 MPH (70-90 KMPH) WHEN TCC APPLIES.

CAUSE:

INSUFFICIENT LINE PRESSURE REQUIRED TO MAINTAIN CLUTCH CAPACITY UNDER 2000 RPM.

CORRECTION:

REFLASH POWERTRAIN CONTROL MODULE (PCM). REFER TO YOUR SERVICE MANUAL FOR PROPER PROCEDURE.

PARTS INFORMATION NEW BROADCAST FILE NO. CODE AXLE APPLICATION

09355204 CLKD 3.08 FEDERAL/CALIFORNIA 09355214 CLKF 3.08 UNLEADED EXPORT 09355224 CLKH 3.42 FEDERAL/CALIFORNIA 09355234 CLKJ 3.42 UNLEADED EXPORT 09355244 CLKK 3.42 JAPAN 09355254 CLKL 3.42 EUROPE

THIS NEW CALIBRATION WILL BE AVAILABLE STARTING WITH THE OCTOBER CD ROM 1997 DISC NUMBER 21 UPDATE.

WARRANTY INFORMATION FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR CODE: J6355 REFLASH CONTROL MODULE USE PUBLISHED LABOR OPERATION TIME.

FIGURES: 1 ATTACHMENTS: 0

Object Number: 335310 Size: SF

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.