1992 GMC Sierra "smoke" Questions

my 1990 gmc k2500 sierra four wheel drive has blue smoke coming out of tail pipe and runs low on tranny fluid and i need to add 2 qts a week but there are now leaks.how am i loosing tran fluid? ...

Why does truck smokes when stop at a red light. White smoke is coolant leaking into the cylinders, White with a blueish tint is oil burning. Black smoke is too much fuel.

2003 gmc 6.6 turbo diesel sometimes smoke a lot engine cold or warm smoke on and off If the smoke is white smoke and you have it after it has run for a while or when you stop at a stop sign or light ...

white smoke when reved up. No loss of fluids or coolant in the oil. Just oil-like smell burning out the tailpipe with big puff of white smoke White smoke on startup could be a head gasket leak between

1998, gmc,K2500, 5.7l, 250,000km, starts good but idle is very rough and lots of black smoke, lots of power, runs good, but again, lots of black smoke. After you run the truck for awhile, idle is good

engine burning rich white smoke out of tailpipe 1996 1500 5.7 z71 White smoke means water, probably a blown head gasket. Pull the plugs and check them.

6.2deisel blowing black smoke out of tailpipe and loosing power Suspect cracked injector(s). I drove a truck with cracked injector and it billowed black smoke. Power loss can be anything from a sensor

My 1998 sierra 1500 4x4 is all of a sudden blowing white smoke. Any reasonable answers? White smoke is water / coolant getting burned. A common issue with GM trucks is a bad intake manifold gasket. I ...

Blows thick smoke after sitting a few hours When it sits overnight or for a few hours it blows smoke when cranked then it clears up. It sounds like you need a head job. valve guides and seal are bad

...coolant gauge work or register? Could be the ECT sensor. Could be fouled plugs also. Do you have smoke coming out the back? is it black