Chevrolet Avalanche Questions Maintenance & Repair

Code P0171 And P0174

My 07 avalanche is pulling p0171 and p0174 codes saying the engine is running too lean. I replaced the intake manifold and they still show. I have a cold air intake on it (not sure if it has to do...

4 Wd Defalts To 2 WD

I have a question about my 4wd on an 02 Avalanche. I have had the 4wd light on for a while. I changed out the transfer case shift motor. When I start the truck the truck shifts into 4wd. the only ...

2007 Chevy Avalanche Cluster

I have a 2007 chevy avalanche and a previous owner decided to yank the check engine led off the instrument interface. Is there any way for me to solder a new led on there or do I have to buy a new...

2006 Avalanche Runs Great, But Heat Only Works When I Turn Dial To 4 Or 5

I Have A Lance Keeps Trying To Overheat Even Though I Change The Thermostat...

I have a 2006 Chevy Avalanche LT 2WD change the thermostat out and put new coolant in it but it still trying to overheat could it be a faulty thermostat or do I need to change the housing I did n...

2007 Avalanch Will Not Strart Batt. New Starter Ok But Will Not Start With ...

how to by pass ignition switch to start car

Bypass The Alarm

Won't start with the key fob gone it's security locked

Oil Pressure

Low oil pressure above 2,000 rpm. Was 80+ last two years. When it started getting cold this year, this happened. Still pegs the gauge at idle or driving like a grandma. Gm 5.3

2002 Chevy Avalanche Starter

Can I use a 2002 2500 Chevy avalanche starter on a 2002 1500 Chevy avalanche ?

Oil Pressure Gauge Stays At Zero

I just had the oil changed 3-weeks ago and now the engine light came on and then I noticed the the oil pressure light stays on zero. What does this mean?

Oil Pressure Problem

Oil pressure fine at operating temp, when cold good at idle. throw a couple revs at it, drops to zero. back off the throttle for a couple seconds, back to normal. I haven't seen any description q...

Truck Mechanical/electrical

Intermittent problem. When go to turn ignition to start, nothing happens, no power, no lights on panel, no electrical working..Tested battery and cables with meter for power before moving cables were ...

05 Chevy Avalanche Tranny Issues

So first issue was the rear u joint broke. Drove great for a day or 2 Then the diff. When the diff went. Went into all gears .just when moveing made alot of popping and medal grinding and was maki...

How Can I Find The Solenoid"A" On A 2004chevy Avalanche Two Wheel Drive?

How can I find solenoid "A" on a 2004chevy avalanche two wheel drive?

Heat

What causes it to blow hot air gorheat going down tge road. Uou stop it blows cold air

05 Avalanche Won't Crank

Driving home, and stalls out. No crank. Changed crankshaft sensor, fuel pump relay and slammed a brand new battery in it. Eliminating the starter option because it stalled as I was driving. I'm lea...

2009 Chevrolet Avalanche - Stabilitrack, ABS, Traction Control Lights On

My truck started with my radio turning off then all the lights on the dashboard turning on and my doors locking and unlocking by themselves and it breaks by itself even if you try pressing the gas ...

Light On

Interior lights stay on with door close. hHad to push doom override shut off

04 Avalanche Interior Lights Stay On With Door Close

04 Avalanche interior lights stay on with door close

4wd

Truck will not shift into 4wd. I am asking for my son. He has checked fuses, checked ground wires, etc. Thinking he needs to have it diagnosed but thought i would try this first.