GMC Questions Any type

I Can’t Stop A School Indicator From Going Off It Keeps Going Off While Dri...

When driving On the road a school warning goes off no school no school

I Have A 2011 Acadia, And Problem With AC

For two years the passenger side was blowing hot air, driver side and rear were fine. With the hot weather upon us I turned on the AC to find both driver side and now passenger side blow hot air, re...

How Many Flat Grounds On A Gmc Sierra 1500

How many flat grounds are on a 94 gmc sierra 1500 with a 5.7 vortec

Crank But No Start, No Spark, No Oil Pressure At Key On

Alright you scallywags, you see the title. Van cut off on me in a parkin lot. Crank but no start, no spark no oil pressure at key on. Fuel pump is priming, in fact we just replaced the ICM, and no...

Why Are The Throttle Body Injectors Continuously Spraying Fuel?

We've replaced several sensors, fuses and gaskets as well as the distributor, but the throttle body fuel injectors are still constantly spraying fuel causing it to flood out. Does anyone know why?

What Is The Towing Capacity Of A 1992 GMC Sierra 1500

vin 2GTEK19KXN1537027 4 wd extended cab? see photo for specs on receiver hitch. I'd like to tow a trailer 6000#, 600# on hitch. Thanks!

My 2013 GMC Sierra Is Stuck In 4 Wheel Drive High

My 2013 GMC Sierra is stuck in 4 wd how can I put it back to 3 wd

Motor Loss Power And Skipping

Was washing my motor with truck running had my spray turned to jet stuck the stream to my alternator trying to wash the oil off it truck shuts off runs like crap now real sluggish loss of power too...

I Am Not A Dealer. How Do I List My Truck For Sale. I Reside In Canada.

I want to sell my 2018 GMC on Cargurus.ca. iam not a dealer and live in Ontario Canada

Where Is An Aux Port On A 2020 Acadia Denali

is there an aux port?

Sometimes Cranks But No Start

sometimes when i crank it no start. release the key and tap it, it starts. other times it starts properly. new crank and cam sensors, good fuel pressure. don't know if there is spark because it is i...

Why Is Truck Only Starting Cold?

Changed plugs coils and wires truck will still only start cold then turn over and make whining noise seems like fly wheel spins and can hear fuel pump battery has 12.6 volts wondering if bad ground...

How To Get Vehicle Out Of Anti Theft Mode

I had my fuel pump replaced on a 2003 GMC Enovoy SLT and it went into anti theft mode causing not to start. How do I get it out of anti theft mode so I can start my vehicle?

Why Is The Right Side Passenger Side Heat And Ac Not Working

during day time its hot outside and the right side blow hot while ac is running on and then later at night outside is start chill and I turn temp up to warm while ac is running and then right side blo...

Why Is My Envoy Not Starting?

I got an Envoy I replaced battery,alternator,fuel filter,thermostat,spark plugs and coils now when I try to turn it on nothing.I get in and the security light is flashing after I try to turn it on ...

Fuel Pump And Gas Guage Not Working

Start A Replacement For 99 GMC K 2500

How do I know if my 1999 GMC K 2500 takes a if 500 takes a direct drive starter I need to replace it but I don't know what starter I need

Fair Deal Vs Great Deal

1GTEK19JX8Z256199 how is it that a vehicle changed from fair to great deal within a week? what changed?

Dic Light Not Working

The light in the middle behind the steering wheel on the dash. Shows mph and several other things. I think the menu button below the radio used to control it?

Running Lights Sometimes Work

I forgot to mention in my last question that also my running lights have been working sometimes and then sometimes they don't or sometimes they'll start working and I'll be driving and they start...