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2000 Pontiac Montana 3.4L Blown Ignition Fuse
Posted to GM Driveability on 3/2/2001

Hi Guys,

I'm working on a 2000 Pontiac Montana, which has come in with a blown 15 amp [...] fuse. This has set codes for all sensors that feed from that fuse.

We have isolated all known feeds (MAF, Evap Solenoid, and both O2 sensors), and still, the fuse con...

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Message Closed w/Summary

car Vehicle Data

2000 Pontiac Montana

VIN 1GMDU03E14
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsBlown Ignition Fuse
OccursAlways

Trouble Codes

P0102Mass Airflow Sensor Circuit Low Voltage
P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
P0443EVAP Canister Purge Valve Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

2000 Pontiac Montana

VIN 1GMDU03E14
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsBlown Ignition Fuse
OccursAlways

Trouble Codes

P0102Mass Airflow Sensor Circuit Low Voltage
P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
P0443EVAP Canister Purge Valve Circuit Malfunction