S15/T15 2WD Jimmy L4-151 2.5L (1985)
Timing Marks and Indicators: Technical Service Bulletins
Ignition - Installation of Timing Indicator/Set Screw
GMC NUMBER:
89-T-58
GROUP:
6A - Engine Mechanical
DATE:
May, 1989
CORPORATE
NUMBER:
936104
SUBJECT:
INSTALLATION OF TIMING INDICATOR/SET SCREW ON PARTIAL ENGINE ASSEMBLIES
MODELS:
1985-89 S/T/M TRUCK W/2.5L
Figure 1
When completing the assembly of a 2.5L partial engine, please be aware of the following:
1)
1985 and 1986 2.5L truck engines -
The side-mounted timing indicator and plate assembly with attaching studs, as shown in Figure 1, should simply be transferred to the new partial
engine.