GMC SIERRA

I Have A New Distributor, Dist. Cap And Rotor, Good Sparkplugs, Wires, Good Fuel Pump, But My Truck Will Turn Over But It Won't Start Up...

Air Bag Light Came On A Couple Of Days Ago And Will Not Go Out. It Is A Steady Light. The Vehicle Has Never Been In A Major Accident.

Misfirers Not Bad But It There And Only Under Accleration But It Don't Happen All The Time

Especially On Longer Trips, 6 To 20 Miles, Transmission Swithhes From Overdrive Back To 3 Rd. While In Drive. We Stop Turn Off The Engine...

Service 4x4 Light Is On In The Information Center And No Lights Are On In The Select 4x4 L Buttons And Cannot Select 4x4

My Fuel Gauge Needle Vibrates. Can Not Seem To Locate Solution. Ideas.

After Driving To Work I Parked My Truck And At The End Of The Day My Truck Would Crank But Not Star. I Think My Fuel Pump Gave Up But I Was...

Replaced Pump Assembly An Filter But Im Still Not Getting Fuel To Pressure Valve

My Front Brakes Started To Hang Up And Did Not Retract So I Replaced The Rotors, Calipers, Bearings, And Master Cylinder. But They Are...

Sometimes Sluggish, Tries To Stall At Traffic Lights Sometimes, Also On Warm Starts Has Long Crank Times Til Running. Was Wondering If...