Questions & Answers for: 2003 gmc sierra actuators

2003 GMC Sierra 2500HD My 2003 GMC Sierra 2500HD with Duramax and allison. 4X4. When I select 4X4 I get the steady light, I hear the actuators drive but the four wheel drive doesn't work. Any ideas. I

2003 GMC Sierra 2500HD 4X4 problems I pulled the Actuator and it does drive in and out as advertised. You can hear it actuate when installed also. I had codes pulled and was told both my wheel hub ...

...GMC Sierra won't turn The blower motor in my 2005 GMC Sierra 4.8 won't turn on and there is a strange ticking sound coming from behind my dashboard on the passenger side. I checked the fuses and they ...

2003 gmc 2500 hd 4wd not engaging. Replaced actuator valve and still not engaging try the diaphram and cable

2003 sierra blows hot on passengers side but blows cold on drivers side can you help thanks You need to have a scan tool to see what codes are on the HVAC module.This will help in finding out if it is

What is fault p1516 for 2003 gmc truck 5.3 engine and auto trans Throttle actuator control performance

2003 sierra 2500. front drive shaft will not spin with a load against front end. new actuator, it's locking in. new encoder motor, it;s locking in. just had new clutch plates and bearings and seals ...

...2003 gmc yukon that blows air out of the vents but will only blow cold air Coolant in system ?? Coolant flowing through 'Heater Core' ?? Code(s) present w/Scanned ?? Possible HVAC issue(s);Blend air ...

...2003 sierra is blowing hot air on drivers side and cold on passenger side how do i fix this is an air conditioning problem Sounds like one of the blend doors is stuck or not working. Try and pinpoint ...

2003 gmc sierra 2500 hd? having a reduced engine power notice on dashboard If this is "fly by wire" throttle, any misalignment between gas pedal and TPS will cause this issue. Failure of the gas pedal