AIR CONDITIONING – GMC Envoy 2000 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram for GMC Envoy 2000

List of elements for Automatic A/C Wiring Diagram for GMC Envoy 2000:

• (at a/c accumulator) a/c low pressure switch
• (body harness, near blower motor) s118
• (body harness, below i/p fuse block) sp201
• (dash harness, between breakout to ground splice & breakout to right courtesy lamp)
• (dome harness between breakouts to inside air temperature sensor & left sunshade mirror lamp, 5 cm from breakout to sensor)
• (engine harness, between breakouts to rear heated oxygen sensors connector & body harness connector, 7 cm from breakout to heated oxygen sensor connector)
• (engine harness, on cathode side of a/c compressor clutch diode, in breakout to a/c compressor & cutoff switch) s104
• (right rear of cylinder head) g117
• 5 volt ref
• 5v ref
• A/c
• A/c comp rly ctrl
• A/c compres- sor clutch
• A/c compres- sor clutch diode
• A/c compressor clutch relay
• A/c compressor high pressure switch (on rear of a/c compressor)
• A/c cycling sw sig
• A/c fuse 10a
• A/c request
• A/c request sig
• A10
• Air inlet
• Air temperature valve sensor & motor (on top right side of heater)
• Ambient air temperature sensor (on right radiator support bracket)
• B10
• Battery
• Blower motor
• Blower motor control module (on evaporator case)
• Body relay block (behind left side of dash, near i/p fuse block)
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C2 underhood fuse block (on top of left front fender)
• Class 2
• Class 2 data
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Data link connector (dlc) (partial) (under left side of dash)
• Defogger system
• Defrost
• Elec actuator drive
• Elec actuator fbck
• Electric sensor rtn
• G104 (left rear of engine compt)
• G117 (right rear of cylinder head)
• G201 (right side of dash)
• G202 (left side of dash)
• Gnd
• Grd
• Ground
• Heater
• Heater/ defrost
• Hot at all times
• Hot in run
• Hot in run & start
• Hvac 1 fuse 21 10a
• Hvac control module (center of dash, below radio)
• Hvac fuse 30a
• Hvac vacuum control solenoid valve (lower rear of heater assy)
• I/p fuse block (on left end of dash)
• Ign e fuse 10a
• Ignition
• Illumination
• Inside air temperature sensor (in roof over driver's door)
• Inside temp sens sig
• Interior lights system
• Lower disc temp sens
• Lower discharge air temperature sensor (on left side of floor air outlet)
• Mode 1 drv
• Mode 2 drv
• Mode 3 drv
• Mode 4 drv
• Mode 5 drv
• Mtr feed
• Mtr ret
• Nca
• Outside temp sens sig
• Power mirrors system (automatic day-night mirrors)
• Powertrain control module (pcm) (on right front of engine compartment)
• Pwm signal input
• Pwm signal output
• Rdo batt fuse 19 15a
• Red
• Rr defog
• S106
• S240 (dash harness, 4 cm from breakout to bcm module connector & breakout to instrument cluster)
• S288
• S302
• Sensor gnd
• Solid state
• Sp200 (on body harness, center front of dash)
• Sp203 (dash harness, in front of ashtray)
• Sun load temp sens
• Sunload sensor (top center of dash)
• Tan
• Underhood fuse block (on top of left front fender)
• Upper disc temp sens
• Upper discharge air temperature sensor (on top front center of dash, behind radio in duct)

Compressor Wiring Diagram for GMC Envoy 2000

List of elements for Compressor Wiring Diagram for GMC Envoy 2000:

• (at a/c acumulator) a/c low pressure switch
• (engine harness between breakouts to rear heated oxygen sensors connector & body harness connector, 7 cm from breakout to heated oxygen sensor connector) s106
• (engine harness, on cathode side of a/c compressor clutch diode, in breakout to a/c compressor & cutoff switch) s104
• (right rear of cylinder head) g117
• A/c comp rly ctrl
• A/c compresor clutch
• A/c compressor clutch diode
• A/c compressor clutch relay
• A/c compressor high pressure switch (on rear of a/c compressor)
• A/c cycling sw sig
• A/c fuse 10a
• A/c request
• A/c request sig
• C11
• Class 2
• D12
• Hot at all times
• Hot in run & start
• Hvac control module (center of dash, below radio)
• Ign e fuse 10a
• Nca
• Powertrain control module (vcm) (on right front of engine compartment)
• S103 (engine harness, on anode side of a/c compressor clutch diode, in breakout to a/c compressor & cutoff switch)
• Sp201 (body harness, below i/p fuse block)
• Underhood fuse block (on top of left front fender)