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ENGINE APPLICATION MANUAL GM Powertrain
Gasoline 4.3L V6 90 Degree Revised: 08/15/2000
File: c:\data\manuales\v6-truck\am43v6#3.doc
Contact:Luis Nespolo - (248) 857-1558 Printed: 8/15/00
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Engine Pre Heather P-Truck C/K Truck G-Van M/L -Van S/T Truck
( 6Y 2C )
Pre Heather ASM 12556261 12556261 12556261 12556261 12556261
Screw/Bolt 15969147 15969147 15969147 15969147 15969147
11509126 11509126 11509126 11509126 11509126
11515763 11515763 11515763 11515763 11515763
Cord ASM 52353022 52353022 52353022 52353022 52353022
15726112 15726112 15726112 15726112 15726112
Strap 15517469 15517469 15517469 15517469 15517469
3.2.3 GMPT interface with CHASSIS BRAKE ABS System
Figure 3.2.1-I to 3.2.1-XVIII shows the PCM Engine to Vehicle Mechanization Diagram with this
interface.
L35
Motor
PG260 Current Drain 312 Amps
Power Rating Kw 1.4Kw
Motor Drive Engagement Type Solenoid Actuated
Positive Engagement
Gear Reduction Type Pinion Engages From: Front
3.2.2 GMPT interface with Electrical Starting System
The following table shows the different Starters and Components coupled to the L35 engine and
GM platforms.
• Ignition voltage to PCM must be maintained at or above 7 volts during cranking.
• The operation of the 4.3L V6 90 Degree Engine System shall not adversely affect any of the
vehicle electrical subsystems.
• Conversely, the operation of any vehicle electrical subsystem shall not adversely affect the
operation of the 4.3L V6 90 Degree Engine System.
• Before performing any welding, disconnect negative battery cable and PCM connectors to
avoid damage to other systems components.
• All engine electrical systems and controllers are not to exceed the allowable levels of radiated
electromagnetic emissions described in specification GM 9114P dated December 14, 1994.
• Engine Electric Wiring Harness Including Connections Provisions For:
Battery, Grounding Requirements, Mounting (Wiring Retention for Function and
Appearance), Starter, Alternator, Sensors and Switches, Thermal Environment, IP Signal
Information, Oil Life, Monitoring, Oil Level Sensing, PCM & Governor Wiring Assembly.
• All Electrical Connector Insertion Forces Less than 80 Newton’s.
• The electrical generator assembly is not part of the engine scope of supply.
The following table shows the different Pre-Heaters and Components coupled to the L35 engine
and GM platforms.
Engine Starter P-Truck C/K Truck G-Van M/L -Van S/T Truck
( 6 Y 2 )
Starter ASM 12563829 12564107 12564107 12564107 12564107
Shield 12561327 12561327 12561327 12561327 12561327
Bolt/Screw 12561387 12561387 12561387 12561387 12561387
12555162 12555162 12555162 12555162 12555162
1246249 1246249 1246249 1246249 1246249