iFixit - Answers With Device "GMC"

2015-Present GMC Yukon: How to replace switch on driver side seat on a 2016 Yukon

Thu, 02 Apr 2026 08:03:49 -0700

How to replace the switch on the driver side seat

⟐ Marked as duplicate April 02, 2026 at 8:03 MST

GMC: How to replace the power switch on a driver side seat

Thu, 02 Apr 2026 08:03:49 -0700

The seat adjustment, Control how do you replace it?

⟐ Marked as duplicate April 02, 2026 at 8:03 MST

2014-Present GMC Sierra: 2018 Denali window controls not working

Tue, 24 Mar 2026 19:30:14 -0700

Drivers door switches wont control window functions on passenger and rear windows but operate drivers front window. Also mirror controls dont work

1999-2007 GMC Sierra: What causes all the clusters in a dash not to work and fuse is not blo

Sun, 22 Mar 2026 08:08:26 -0700

What is my gauges and my speedometer not working the truck and you can't start it by the key you have to pop the hood and start by solenoid

⟐ Answered March 22, 2026 at 8:08 MST

1999-2007 GMC Sierra: Why is hot air being forced out of defrosters when a/c is turned on?

Sun, 15 Mar 2026 20:27:25 -0700

Driver's side and rear has cold air but passenger side is hot air. and the defrosters are blowing out hot air even when the settings for windshield are off.

⟐ Commented March 15, 2026 at 20:27 MST

2006-2014 GMC Yukon: How do I fix my driver side retractable mirror? Motor runs but doesn’

Sun, 15 Mar 2026 01:17:57 -0700

Driver side retractable mirror does not work. Motor is working but no retraction.

⟐ Commented March 15, 2026 at 1:17 MST

2000-2006 GMC Yukon: brake pedal falls to floor

Sat, 14 Mar 2026 16:05:18 -0700

I have a 2003 Yukon denali. I have replaced front hub assemblies on both sides. both front calipers, hoses, rotors and pads. and also drivers side rear caliper. also replaced master cylinder. manually and electronically bled the brake system 10 or more times. if stitting at a traffic light after about 10 seconds the brake pedal falls to the floor slowly and the truck starts moving forward. what can cause this?

⟐ Commented March 14, 2026 at 16:05 MST

2015-Present GMC Yukon: Driver side mirror does not retract.

Sun, 15 Mar 2026 01:15:54 -0700

Driver side mirror does not retract?

⟐ Marked as duplicate March 15, 2026 at 1:15 MST

2000-2006 GMC Yukon: Why does my battery go dead sometimes and sometimes it dont

Fri, 13 Mar 2026 06:04:09 -0700

Some days when I go to start it the battery is dead and sometimes just 1 hour the battery is dead what is causing this

⟐ Answered March 13, 2026 at 6:04 MST

2000-2006 GMC Yukon: Y is my rpm in keep going high n I lose pressure

Thu, 12 Mar 2026 17:57:28 -0700

Y is my rpm going high

⟐ Commented March 12, 2026 at 17:57 MST

1988-1998 GMC Pickup: ABS cluster light is on, on my 98 gmc sierra 1500

Thu, 12 Mar 2026 13:13:19 -0700

My abs light in cluster turned on all of a sudden?

⟐ Commented March 12, 2026 at 13:13 MST

1999-2007 GMC Sierra: What gmc truck has interchangeable parts with my 2002 gmc sierra 1500?

Sat, 07 Mar 2026 21:26:21 -0700

What parts and frame on my 2004 Chevy tahoe fit my 2002 gmc.Sierra 1500 ?

⟐ Answered March 07, 2026 at 21:26 MST

2007-2014 GMC Sierra: Transfer case stuck n neutral

Thu, 26 Feb 2026 00:23:25 -0700

Was driving stoped and truck would not move get it home screw around with 4×4 switch (knob),and it goes back into 2 wheel drive drive for 2 months, need 4 wheel have snow won't go into 4 wheel goes into auto but front wheels won't spin won't go into 2 so I drive it as is goes and yesterday day stop won't go go to put in park and it's like it's still moving and makes that grind so 30 min ago I take off the little electric motor and spin this gear,counter clock wise untill stops kinda move back drive shaft front ( trucks in neutral ) put that electric piece back in fire it up and it makes a snap,bang,clunk,but it movesso I step on gas and it shifts one time slow as hell like I am 4 low and almost like it's slipping but not put in reverse and bang but drives actually a little faster than forward

1999-2007 GMC Sierra: 2001 4.8L V8 crank/ no start

Tue, 24 Feb 2026 09:30:16 -0700

The truck has been sitting for 2 years. I have replaced the fuel, fuel pump and fuel filter. Still no start. Plugs have spark and there is pressure on the fuel rail. Any idea what may be wrong?

2000-2006 GMC Yukon: Location of radio amplifier?

Fri, 06 Feb 2026 09:06:29 -0700

My amp keeps cutting out, shuting off the sound. The radio keeps working.

⟐ Commented February 06, 2026 at 9:06 MST

1988-1998 GMC Pickup: Rear running lights do not work?

Mon, 02 Feb 2026 06:36:03 -0700

The rear running lights do not work on my 94 GMC Sierra . My turn signals and hazards are fine. and brake lights work when I hit pedal , but my tail lights that stay lit while driving do not work and I have changed the bulbs already and no fuse is blown. Any suggestions?

⟐ Commented February 02, 2026 at 6:36 MST

GMC: 2008 GMC Sierra 1500 - Runs good then quits

Sun, 01 Feb 2026 11:30:41 -0700

truck runs then quits after a few min truck starts again

⟐ Commented February 01, 2026 at 11:30 MST

1988-1998 GMC Pickup: Why dont my brake light/turn signals work on 1995 gmc sierra 1500?

Sun, 01 Feb 2026 10:47:50 -0700

My reverse lights, brake lightand turn signals do not work. Running lights do. My 3rd brake light(on the cab) does work though. Fuses are good, relay seems good, new tail light bulbs and circuit boards still no fix.

⟐ Commented February 01, 2026 at 10:47 MST

2014-Present GMC Sierra: truck does not recognize the driver's door is open

Tue, 20 Jan 2026 20:43:42 -0700

When I open the driver's door, the radio continues to play and interior lights do not turn ON etc. How can I test if this is a sensor switch problem or a wiring issue.?

⟐ Commented January 20, 2026 at 20:43 MST

GMC: No heat in 2010 GMC Terrain SLT 4 cyl; 2.4L

Tue, 20 Jan 2026 20:10:01 -0700

The heat in my 2010 GMC Terrain SLT is not working. The ac works and just continues to blow cold air. I replaced the thermostat and flushed the coolant. What else can I do myself? I don’t want to have to take it in. Thank you!

⟐ Answered January 20, 2026 at 20:10 MST