AIR CONDITIONING
5.7L
5.7L VIN R, Compressor Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
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List of elements for 5.7L VIN R, Compressor Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (engine harn, near diode)
- 22 cm from ebcm breakout)
- A/c comp fuse 10a
- A/c compressor clutch
- A/c compressor clutch relay (in underhood fuse block)
- A/c compressor cycling switch (in low pressure line, on accumulator)
- A/c control
- A/c disable
- A/c high pressure cutout switch (on a/c compressor)
- A/c low pressure cutout switch (on a/c compressor)
- A/c req
- A/c switch
- Blower switch
- Diode
- Fuse block
- G104 (top right side of cylinder head)
- G105 (right side of engine)
- Hot in run
- Hot in run or start
- Htr a/c fuse 12 25a
- Hvac control module
- Ign e fuse 10a
- Ignition
- Near egr valve breakout)
- Off
- Pnk
- S146 (eng harn, pnk
- S185
- S186
- S268 (i/p harn, behind center of dash)
- Sw sig
- Underhood fuse block
- Vehicle control module (left side of engine compt)
5.7L VIN R, Heater Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
List of elements for 5.7L VIN R, Heater Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (behind left
- (hvac harn, 8 cm from recirc door breakout) s244
- (i/p harn, 24 cm from i/p cluster breakout)
- (right side of dash) g202
- Air temp dr sensor
- Battery
- Blower fuse 3 50a
- Blower motor (under right side of dash)
- Blower resistor (on blower motor housing)
- Blower switch
- Defogger element
- Front mode door motor (on front a/c-heater housing)
- Front temperature door motor (on front a/c-heater housing)
- Fuse block
- G200
- Ground
- High blower relay (on top of front a/c- heater blower housing)
- Hot at all times
- Hot in run
- Htr-a/c fuse 12 25a
- Hvac control module
- Ignition
- Illumination
- Interior lights system
- Mode signal
- Off
- Rear defogger system
- Recirc ctrl
- Recirculation door motor (on front a/c-heater housing)
- Red
- S243 (hvac harn, 4 cm from recirc door breakout)
- S268 (i/p harness, behind center of dash)
- S298
- Side of dash)
- Tan
- Underhood fuse/relay center
5.7L VIN R, Manual A/C Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
List of elements for 5.7L VIN R, Manual A/C Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (engine harn, near diode)
- (engine harness, 22 cm from ebcm breakout, 7.4l)
- (engine harness, near ebcm breakout)
- (engine harness, near egr valve breakout)
- (exc 4.3 l)
- (fwd lamps harn, 5 cm from right headlamp breakout)
- (hvac harness, 4 cm from recirc door breakout)
- (i/p harn, 28 cm from cluster breakout)
- (i/p harness, behind center of dash)
- (right side
- A/c comp fuse 10a
- A/c compressor clutch
- A/c compressor clutch relay (in underhood fuse/relay center)
- A/c compressor cycling switch (in low pressure line, on accumulator)
- A/c ctrl
- A/c disable
- A/c high pressure cutout switch (on a/c compressor)
- A/c low pressure cutout switch (on a/c compressor)
- A/c req
- A/c switch
- Air temp dr sensor
- Aux fan fuse 30a
- Auxiliary cooling fan motor
- Auxiliary cooling fan relay (exc 4.3l) (in underhood fuse/relay center)
- Battery
- Blower fuse 3 50a
- Blower motor (under right side of dash)
- Blower resistor (on blower motor housing)
- Blower switch
- Defogger element
- Diode
- Front mode door motor (on front a/c-heater housing)
- Front temperature door motor (on front a/c-heater housing)
- Fuse block
- G104 (top right side of cylinder head)
- G105 (right side of engine)
- G112 (right front of engine compartment)
- G200 (behind left side of dash)
- G202
- Ground
- High blower relay (on top of front a/c-heater housing)
- Hot at all times
- Hot in run
- Hot in run or start
- Htr a/c fuse 12 25a
- Hvac control module
- Ign e fuse 10a
- Ignition
- Illumination
- Interior lights system
- Mode signal
- Of dash)
- Off
- Pnk
- Rear defogger system
- Recirc door signal
- Recirculation door motor (on front a/c-heater housing)
- Red
- Relay ctrl
- S103
- S110
- S128
- S146
- S185
- S186
- S212 (i/p harn, behind center of dash)
- S243
- S244 (hvac harn, 8 cm from recirc door breakout)
- S268
- S298
- Sw sig
- Tan
- Underhood fuse block
- Vehicle control module (left side of engine compt)
6.5L
6.5L VIN F, Compressor Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
List of elements for 6.5L VIN F, Compressor Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (engine harn, near diode)
- 30 cm from ebcm breakout)
- A/c comp fuse 10a
- A/c compressor clutch
- A/c compressor clutch relay (in underhood fuse/relay center)
- A/c compressor cycling switch (in low pressure line, on accumulator)
- A/c control
- A/c disable
- A/c enable
- A/c high pressure cutout switch (on a/c compressor)
- A/c low pressure cutout switch (on a/c compressor)
- A/c switch
- Blower switch
- Diode
- Fuse block
- G105 (right side of engine)
- Hot in run
- Hot in run or start
- Htr a/c fuse 12 25a
- Hvac control module
- Ign 1 fuse 10a
- Ignition
- Off
- Pnk
- Powertrain control module (behind right side of dash)
- Recirc signal
- Recirculation door motor (on a/c-heater housing)
- S185
- S186
- S268 (i/p harn, behind center of dash)
- Underhood fuse block
6.5L VIN F, Manual A/C Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
List of elements for 6.5L VIN F, Manual A/C Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (behind right
- (engine harn,
- (engine harn, near diode)
- (engine harness, near ebcm breakout)
- (hvac harness, 4 cm from recirc door breakout)
- (hvac harness, 8 cm from recirc door breakout)
- (i/p harn, 24 cm from cluster breakout)
- (i/p harness, behind center of dash)
- (right side of dash) g202
- A/c comp fuse 10a
- A/c compressor clutch
- A/c compressor clutch relay (in underhood fuse center)
- A/c compressor cycling switch (in low pressure line, on accumulator)
- A/c ctrl
- A/c disable
- A/c enable
- A/c high pressure cutout switch (on a/c compressor)
- A/c low pressure cutout switch (on a/c compressor)
- A/c switch
- Air temp dr signal
- Battery
- Block
- Blower fuse 3 50a
- Blower motor
- Blower resistor (under right side of dash, on heater housing)
- Blower switch
- Defogger element
- Diode
- Front mode door motor (on front a/c-heater housing)
- Front temperature door motor (on front a/c-heater housing)
- Fuse
- Fuse block
- G105 (right side of engine)
- G200 (behind left side of dash)
- Ground
- Heater and a/c control module
- High blower relay (under dash on top of heater-a/c housing)
- Hot at all times
- Hot in run
- Hot in run or start
- Htr-a/c fuse 12 25a
- Ign e fuse 10a
- Ignition
- Illumination
- Interior lights system
- Mode signal
- Near diode)
- Off
- Pnk
- Powertrain control module
- Rear defogger system
- Recirc signal
- Recirculation door motor (under dash on heater- a/c housing)
- Red
- S107 (engine harn, 30 cm from breakout to ebcm)
- S110
- S185
- S186
- S212 (i/p harn, behind center of dash)
- S243
- S244
- S268
- S298
- Side of dash)
- Tan
- Underhood
7.4L
7.4L VIN J, Compressor Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
List of elements for 7.4L VIN J, Compressor Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (engine harn, near diode)
- 22 cm from ebcm breakout)
- A/c comp fuse 10a
- A/c compressor clutch
- A/c compressor clutch relay (in underhood fuse block)
- A/c compressor cycling switch (in low pressure line, on accumulator)
- A/c control
- A/c disable
- A/c high pressure cutout switch (on a/c compressor)
- A/c low pressure cutout switch (on a/c compressor)
- A/c req
- A/c switch
- Blower switch
- Diode
- Fuse block
- G104 (top right side of cylinder head)
- G105 (right side of engine)
- Hot in run
- Hot in run or start
- Htr a/c fuse 12 25a
- Hvac control module
- Ign e fuse 10a
- Ignition
- Near egr valve breakout)
- Off
- Pnk
- S146 (eng harn, pnk
- S185
- S186
- S268 (i/p harn, behind center of dash)
- Sw sig
- Underhood fuse block
- Vehicle control module (left side of engine compt)
7.4L VIN J, Heater Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
List of elements for 7.4L VIN J, Heater Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (behind left
- (hvac harn, 8 cm from recirc door breakout) s244
- (i/p harn, 24 cm from i/p cluster breakout)
- (right side of dash) g202
- Air temp dr sensor
- Battery
- Blower fuse 3 50a
- Blower motor (under right side of dash)
- Blower resistor (on blower motor housing)
- Blower switch
- Defogger element
- Front mode door motor (on front a/c-heater housing)
- Front temperature door motor (on front a/c-heater housing)
- Fuse block
- G200
- Ground
- High blower relay (on top of front a/c- heater blower housing)
- Hot at all times
- Hot in run
- Htr-a/c fuse 12 25a
- Hvac control module
- Ignition
- Illumination
- Interior lights system
- Mode signal
- Off
- Rear defogger system
- Recirc ctrl
- Recirculation door motor (on front a/c-heater housing)
- Red
- S243 (hvac harn, 4 cm from recirc door breakout)
- S268 (i/p harness, behind center of dash)
- S298
- Side of dash)
- Tan
- Underhood fuse/relay center
7.4L VIN J, Manual A/C Wiring Diagram for Chevrolet Cab & Chassis K3500 2000
List of elements for 7.4L VIN J, Manual A/C Wiring Diagram for Chevrolet Cab & Chassis K3500 2000:
- (engine harn, near diode)
- (engine harness, 22 cm from ebcm breakout, 7.4l)
- (engine harness, near ebcm breakout)
- (engine harness, near egr valve breakout)
- (exc 4.3 l)
- (fwd lamps harn, 5 cm from right headlamp breakout)
- (hvac harness, 4 cm from recirc door breakout)
- (i/p harn, 28 cm from cluster breakout)
- (i/p harness, behind center of dash)
- (right side
- A/c comp fuse 10a
- A/c compressor clutch
- A/c compressor clutch relay (in underhood fuse/relay center)
- A/c compressor cycling switch (in low pressure line, on accumulator)
- A/c ctrl
- A/c disable
- A/c high pressure cutout switch (on a/c compressor)
- A/c low pressure cutout switch (on a/c compressor)
- A/c req
- A/c switch
- Air temp dr sensor
- Aux fan fuse 30a
- Auxiliary cooling fan motor
- Auxiliary cooling fan relay (exc 4.3l) (in underhood fuse/relay center)
- Battery
- Blower fuse 3 50a
- Blower motor (under right side of dash)
- Blower resistor (on blower motor housing)
- Blower switch
- Defogger element
- Diode
- Front mode door motor (on front a/c-heater housing)
- Front temperature door motor (on front a/c-heater housing)
- Fuse block
- G104 (top right side of cylinder head)
- G105 (right side of engine)
- G112 (right front of engine compartment)
- G200 (behind left side of dash)
- G202
- Ground
- High blower relay (on top of front a/c-heater housing)
- Hot at all times
- Hot in run
- Hot in run or start
- Htr a/c fuse 12 25a
- Hvac control module
- Ign e fuse 10a
- Ignition
- Illumination
- Interior lights system
- Mode signal
- Of dash)
- Off
- Pnk
- Rear defogger system
- Recirc door signal
- Recirculation door motor (on front a/c-heater housing)
- Red
- Relay ctrl
- S103
- S110
- S128
- S146
- S185
- S186
- S212 (i/p harn, behind center of dash)
- S243
- S244 (hvac harn, 8 cm from recirc door breakout)
- S268
- S298
- Sw sig
- Tan
- Underhood fuse block
- Vehicle control module (left side of engine compt)
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