Contents Wiring diagrams Section: Charging System All sections

Charging System: Specifications GMC Sierra 2500

BATTERY SPECIFICATIONS

ApplicationSpecification
Standard Battery
GM Part Number19001810
Replacement Battery Number78-6YR
Cold Cranking Amperage (CCA)600 Amps
Reserve Capacity Rating115 Minutes
Optional Battery
GM Part Number19001814
Replacement Battery Number78-7YR
Cold Cranking Amperage (CCA)770 Amps
Reserve Capacity115 Minutes

BATTERY SPECIFICATIONS

GENERATOR SPECIFICATIONS

ApplicationSpecification
Standard
Generator ModelDelphi AD230
Rated Output102 Amps
Load Test Output71 Amps
Optional (Dual)
Generator ModelDelphi AD244
Rated Output130 Amps
Load Test Output91 Amps
Optional (Bosch(R) Generator)
Generator ModelBosch(R) 15755900
Rated Output130 Amps
Load Test Output91 Amps

GENERATOR SPECIFICATIONS

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
Battery Negative Cable-To-Engine Stud29 (40)
Battery Negative Cable Terminal Bolt11 (15)
Battery Positive Cable Terminal Bolt11 (15)
Battery Retainer Hold Down Bolt17 (23)
Battery Tray Bolt18 (25)
Engine Wiring Harness-To-Battery Negative Cable Nut18 (25)
Engine Wiring Harness Ground Bolt12 (16)
Engine Wiring Harness Ground/Negative Cable Bolt18 (25)
Generator Mounting Bolts37 (50)
Generator Output (BAT) Terminal Nut13 (18)
Generator Pulley Nut74 (100)
Negative Battery Cable Bolt13 (17)
Positive Battery Cable Bolt13 (17)
Ground Lead-To-Radiator Support Stud45 (33)
INCH Lbs. (N.m)
Battery Positive Cable-To-Starter Motor Nut80 (9)
Battery Positive Cable-To-Underhood Electrical Center Nut80 (9)
Underhood Electrical Center (UBEC) Mounting Bolt60 (9)

TORQUE SPECIFICATIONS