Questions tagged [sierra]
The sierra tag has no usage guidance.
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2014 Sierra 4.3 wiring harness to the O2 sensor wiring harness is green, purple with a white stripe, purple with a blue stripe, and yellow
The O2 sensor itself has a blue, a white, and two blacks. Which wires do I hook up to what?
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What is causing my brake calipers to stick?
I sit at a job site with my 2009 GMC Sierra idling for heat, or aircon. After 20 minutes of idling, I go to drive off and the brake calipers are locked up. Already replaced pads, discs, short lines, ...
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2002 GMC Sierra Brakes spongy
I have a 2002 Gmc sierra SLT that I just picked up a few months ago. The issue is that the brakes are awful, and they appear to be an issue the previous owners were chasing down too, all calipers, ...
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Increase volts at OBD port
My fixd scanner only says low voltage. How can I increase the volts at OBD connection my check engine light is on trying to get code.
1999 GMC Sierra 2500 with a 5.3 litre Vortec engine
Scanner ...
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557
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Blower Motor Resistor Smells Like Toaster When on Low speeds
I recently replaced the front blower motor resistor board on my 1995 Suburban. All speeds work fine, but on the two lowest speeds, I smell a toaster smell that is almost certainly coming from hot ...
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2015 GMC truck check engine light no longer on
Had my check engine light on. Put a code reader on it to see what it was. It went off on its own a few days later. Went to dealership and told them what the code reader said it was before it went ...
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EPS and GMC steering wheel vibrations
I recently went and got a recall done for my EPS on my 2015 GMC Sierra 1500. When i got it back from the deal I had vibrations in my steering wheel. This recall was a flash update on the software for ...
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Transmisson problems 2009 sierra 1500
I have a '09 GMC Sierra 5.3 rwd it has just under 80k miles. I was driving home and my truck felt like transmission wasnt accelerating pulled over and shut it off. Looking around trans fluid was all ...
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I have a 2000 GMC Sierra 5.3L that won't start/run as of today
My truck has died on me 3 times today. When I put it in park and turn it off the doors don't unlock themselves. Then when I tried to start it up again nothing! No sounds, no lights. Then when I do get ...
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2000 Sierra 1500 4.8L Engine not revving properly for several minutes after start
For the past couple weeks I've been consistently having a weird issue with my 2000 Sierra 1500 4.8L when I first start it up.
The engine will start and idle fine, but when I give it gas the engine ...
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Leaking at top of rear door
2006 GMC Siera Ext cab.
I have a leak. water leaks in around the top of the left rear door. It appears to come down the rear door post. I have replaced the weather stripping and that didn't help. Any ...
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Clutch pedal won't go to the floor to engage neutral safety switch
This is a 1993 K1500 Sierra 4x4.
I just replaced the clutch master and slave cylinders and bled the line.
The clutch has pressure but it won't go all the way down to engage the neutral safety switch....
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Sputtering and hesitation upon acceleration and intermittently
I have 98 GMC Sierra 1500 RWD with 4.3 L engine and automatic transmission.
Have replaced the following within this year:
distributor cap
spark plugs and wires
valve cover gaskets
catalytic
...
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1995 gmc Sierra 1500 [closed]
Since it snowed the water in my 95 gmc Sierra 1500 froze and cracked the block at the top and I went to fill the radiator up and everything just poured out on the side of the motor but you have to ...
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2011 GMC Sierra 1500 low beams not working
The low beams on my 2011 GMC Sierra 1500 are not working. My high beams work in both switch positions. What is the simplest and cheapest way to fix this problem?
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Truck only miss fires when it gets up to temp
07 GMC Sierra 1500 5.3 engine - it radom misfires after it warms up. I have changed 1 coil pack, map sensor, plugs, and wires. It only does it after warming up to temperature. What might be the issue.
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Positive cable smoking......
I have a question. My truck has the battery next to the frame. Positive is almost impossible to get to. There is a positive red box in the engine to connect the positive jumper cable to. I had a dead ...
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Airbag light blinking after ignition switch replacement
I am looking for some troubleshooting guidance on a 96 GMC Sierra C1500.
I had to replace the ignition switch and now the airbag light on the dash blinks 7 times and stays on constantly. I checked ...
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What could cause ABS on 1 wheel when braking at slow speed?
I have 1999 GMC Sierra. There are no check engine lights on. The engine runs well and 4 wheel drive works well. When I brake when going slow (like 10MPH or less) sometimes the ABS engages causing ...
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606
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Speedometer doesn't work and transmission won't shift
I have a 95 GMC Sierra with a 4.3 V6 and automatic transmission. The speedometer doesn't work and will not shift on it's own. I have replaced trans fluid and filter(no shavings or anything abnormal ...
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Truck overheating; no coolant flow through radiator
I have a 95 GMC Sierra 5.7 it suddenly overheated one day and the upper radiator hose busted. So far I've changed upper and lower hoses thermostat and water pump and flushed radiator. All new parts ...
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Truck won't budge in neutral. Could it be due to a cracked transmission bellhousing?
1997 GMC Sierra K1500 4x4 5.7L V8 Automatic Transmission (4l60e I believe)
I pushed my truck up my driveway with another truck. My truck was very hard to move, even in neutral and with the parking ...
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1998 GMC Sierra: swap in V6 + 5spd manual into one with factory V8/auto
How much work and how many headaches would it be to pull a 4.3L V6 and 5spd manual trans from one 98 Sierra and swap it into a 2wd 1998 Sierra with a factory V8/auto? I've done my own repairs all my ...
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Z71 package details for old body style, late 1990s, GMC Sierra
For GMC Sierra pickup trucks back in the old-body style late 1990s (1996, 1997, 1998) (not the new-body-style and more recent from 1999 onwards), what features made up the Z71 package? I always ...
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My Reverse Just Went Out/Everything Else Is Fine
I have a 2001 GMC 2500HD automatic 6.0 Vortec and the reverse just quit. All the other gears work fine. Where can I find a video that shows how to solve this?
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Electrical Issues 2001 GMC Sierra 5.3L
Vehicle is a 2001 GMC Sierra 1500 5.3L Automatic 2 wheel drive.
The 10A fuse in position IGN0 keeps blowing when turning the key before engine cranks. When the fuse is blown, oil pressure and ...
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New LED 3rd brake light stops working
Swapped out LED taillights and third brake light on my '05 Sierra. Tail lights work fine but the third brake light will work when first plugged in but after a short while the cab lights don't work.
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Torque convertor shudder? [closed]
I drive a 2011 GMC Sierra 2500HD ex-cab 2wheel drive with a 6.0 gas engine and a six speed 6L90 automatic transmission. I have started noticing what I believe is called "shudder" from my tranny under ...
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1987 GMC Sierra - Can't connect to OBD diagnostic connector
I own a 1987 GMC Sierra and it has an ECU, I took it to a workshop to see if I've any issues, when they tried to connect a diagnostic reader to the connector (underneath the steering wheel) they ...
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different tire ratios
I have a 2006 GMC Sierra 1500 extended cab 4x2. I have 4 extremely worn tires. We are traveling from Texas panhandle to Carlsbad NM so I need to replace them. The problem is I can only afford used ...
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I have a 1993 GMC sierra 1500 and I have some questions about the grounding
When we bought the truck the original battery was grounded to the alternator and my dad told me I should remove the ground and put it to the frame. Well after we did that all of my gauges started ...
