Fulltext TSBs

Technical Service Bulletins

TSB
04-25-4
  • HARD START OR NO START – 7.3L
Publication Date: December 2, 2004

FORD:
2000-2003 E-Series, Excursion, F-Super Duty

This article supersedes TSB 04-22-8 to update Figure 1.

ISSUE:

Some 7.3L vehicles equipped with the glow plug control module (GPCM), may exhibit a hard start or no start condition. This may be due to the GPCM connector.

ACTION:

A new GPCM connector service kit, available for the 6.0L engine, can now be adapted to the 7.3L engine. Refer to the following Service Procedure.

SERVICE PROCEDURE

  1. Inspect the GPCM connector for pin conditions such as; pin fit, pull out, bent, corrosion, etc.
    1. If a concern is found, replace the GPCM connector with the kit. The kit contains a replacement connector with pigtail to be spliced into the existing harness. DISREGARD THE INSTRUCTIONS INCLUDED IN THE KIT (WHICH ONLY APPLY TO 6.0L) AND REFER TO FIGURE 1 FOR WIRE SPLICING.
    2. If no concerns are present, proceed with normal diagnosis.


      Figure 1 – Article 04-25-4


PART NUMBERPART NAME
4C3Z-12B568-AAGPCM Connector Kit

WARRANTY STATUS:

Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage

DEALER CODING

BASIC PART NO.CONDITION CODE
12B568X2