Question about 1994 GMC Sonoma

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Whats the problem when i turn the a/c switch on an nothing blows in my 1994 gmc sonoma.

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  • Dan
    Dan May 11, 2010

    Do you hear any air blowing when it is in any fan speed mode (hi, medium, low, etc.)?


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Refridgerant level too low. have it regased youdoit

Posted on May 01, 2010

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I have a 1994 gmc Sonoma goes into drive but wont change from 1st an the speedometer wont move stays at 0 what could be the issue??? was running fine in the morning later on the day this happen

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Aug 17, 2015 | GMC Cars & Trucks

1 Answer

Fuse keeps blowing

Once a fuse blows & you replace it-- ONE Time--
then you stop

You go to wiring diagrams of the circuit with the
blown fuse & start your testing

Aug 11, 2014 | 1994 GMC Sonoma

1 Answer

I have a1994 gmc sonoma the battery will go dead if not driven on a regular basis, the battery tests good. I can not find what is draining the battery. Any help on where to start?

some time on these sonomas the door switch will not turn of the light, and will dran the battery also check the glove box sometimes the switch will move back and the glove box light will stay on.

Nov 08, 2011 | 1994 GMC Sonoma

1 Answer

94 gmc sanoma. heater dampers do not work properly. can hear a vacuum leak at rear of heater control switch. new switch at dealer is not available,junk yards no luck. the vacuum hose configuration is what...

From the feed line under the hood,have an
assistant(engine off) blow cigarette smoke into the line,you should be able to see exactly where the leak is.Often is is a hose,not the switch itself.

Oct 05, 2010 | 1994 GMC Sonoma

2 Answers

I have a1994 gmc Sonoma. Fuel pump fuse keeps blowing. Dealer said it was fuel pump. I replaced it and it still will not hold a ffuse. I disconnected the fuel pump wiring harness and it still blows a...

Somewhere you have a ground fault in the wiring system. Sometimes if the O-ring on the fuel pump assembly is bad it allows a improper ground. Be sure to also check the fuse box wiring to assure that all grounds are tight. Some fuse boxes have multiple grounds.

May 18, 2010 | 1994 GMC Sonoma

1 Answer

95 GMC Sonoma --- Brake Lights and Turn Signals --- NOT WORKING

yes , i have a 96 mine done the same thing , i was removing the dash cover to install a radio accidently broke mine , i had to push down on what remained and wedged a sheetrock screw to hold it in place till i could get a new one

Dec 19, 2008 | 1994 GMC Sonoma

1 Answer

1994 GMC Sonoma Heater Problem

Sounds like either your motor or blower resistor is going bad.Gm blower motors tend to go bad from what i have seen.My chevy pickup is on its 3rd motor.There is also a hose that is connected to it that when the air blows it directs some to the motor to keep it cool.You can check that but it is probably your motor

Nov 30, 2008 | 1994 GMC Sonoma

3 Answers

Brake lights don't work. Fuse is good, bulb is good, but brakes still won't come on. GMC Sonoma 1994.

please check your brake light switch located near the brake pedal. it could be faulty.

tnx 4 using fixya,


Sep 24, 2008 | 1999 GMC Yukon

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