EXPERTEC TSB (376512)

Publication date: 1993-10-28
Reference number: 376512

EXPERTEC TSB

TECHNICAL SERVICE BULLETIN

Reference Number(s): 376512, Date of Issue: 10/28/93

DRIVEABILITY CONCERNS (INSTALL - NEW EE "FLASH" PROM CAL.)

Model(s): 1993 CHEVROLET CAMARO

1993 PONTIAC FIREBIRD ( W/3.4L (L32) V6 ENG.)

Bulletin No.: Chevrolet 376512

Pontiac 376512

Date: 10/28/1993

NOTE: REVISION 11/17/93 THIS BULLETIN IS REVISED TO CLARIFY PART AVAILABILITY STATEMENT AND LABOR TIME INFORMATION.

SERVICE INFORMATION

SOME OWNERS MAY EXPERIENCE A DRIVEABILITY CONCERN ADDRESSED BY REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH A NEW "FLASH" EE PROM PROGRAM AND/OR REPLACEMENT OF THE THROTTLE BODY.

SERVICE PROCEDURE

THE FOLLOWING DRIVEABILITY CONCERNS CAN BE CORRECTED WITH A NEW "FLASH" EE PROM PROGRAM AND/OR REPLACEMENT OF THE THROTTLE BODY.

Fig 1: THROTTLE BODY TABLE

* NOTE: IF THE TP SENSOR SHOWS A THROTTLE ANGLE PERCENTAGE OF TWO

(2) PERCENT OR GREATER, IT IS NECESSARY TO REPLACE THE THROTTLE BODY ASSEMBLY. THE THROTTLE BODY PART NUMBER FOR THE AUTOMATIC TRANSMISSION EQUIPPED VEHICLE IS 17093126. A THROTTLE BODY GASKET, PART NUMBER 10146870, SHOULD ALSO BE USED.

PARTS INFORMATION

THE FLASH CALIBRATIONS WILL BE AVAILABLE ON THE NOVEMBER 1993 STG CD RELEASE. THE THROTTLE BODY AND GASKET ARE CURRENTLY AVAILABLE FROM GMSPO.

PART INFORMATION

DESCRIPTION	PART NUMBER
AUTOMATIC TRANSMISSION NB2 CALIFORNIA	16201691
AUTOMATIC TRANSMISSION NA5 FEDERAL	16201671
MANUAL TRANSMISSION NATIONWIDE	16194251

WARRANTY INFORMATION

LABOR OPERATION: T0500 - REPROGRAM PCM

LABOR TIME: 0.3 HOUR

IF REPLACEMENT OF THE THROTTLE BODY ASSEMBLY IS REQUIRED, USE LABOR OPERATION NUMBER J5490. USE PUBLISHED LABOR OPERATION TIME.

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.