1999 GMC Suburban "panel control module symptoms fan" Questions

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Question about GMC Suburban

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...control panel then comes out by hand far enough to unsrew the heater fan control from the back. If you have already changed the blower motor, than ignore my comment. My 99 Suburban blower didn't work ...

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Question about GMC Suburban

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...control It's called the blower motor resistor module. Symptoms are, working on some speeds, but not others, or stops working on any speed, very common problem. It's located behind the glove box ...

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...control specific functions. All 3 networks are connected to the data link connector (DLC). The DLC can be found under the instrument panel between the steering column and the audio unit. The 3 module ...

...panel fuse box. This circuit is the power supply for the unit's memory (used for retaining settings). Lastly, the ground circuit is a black wire (pin #11 in the module connector) which provides a ...

Question about GMC Suburban

6 Answers

...panel near the battery. Robert IT IS VERY POSSIBLE THE BLOWER SPEED CONTROL MODULE IS DEFECTIVE OR SHORTED, THIS WOULD CAUSE ALL KINDS OF STRANGE SYMPTOMS, THE TAN WIRE BEING DEAD LEADS ME TO THINK ...

Question about GMC Suburban

1 Answer

...control panel. Circuitry open or shorted. Electronic Automatic Temperature Control Module Self-Test NOTE: The vehicle interior and exterior temperatures should be between 10° - ...

...control panel display segments if no faults are detected. will report individual on-demand DTCs without the °C symbol lit. To exit the self-test, press any button. This will clear all on-demand codes ...

...control any module on the 3 communications networks from one common connector. The DLC can be found under the instrument panel between the steering column and the driver door. Which module doesn't ...

...control module (BCM) via the serial data circuit. The instrument panel cluster (IPC) displays the engine coolant temperature when the BCM sends a serial data message to the IPC indicating the engine ...

...control HVAC option? ATC or MTC systems (a means auto, m = manual) did you replace the blower resistor first, if low speed fails. did the hot wire test on blower fail, , ? do say this, as wasting a ...

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