1994 GMC Sierra "leaks oil" Questions

Ad

I have a 99 GMC sierra 1500. check oil level light came on and I noticed oil leaking around the oil filter. I assumed it was maybe the rubber gasket off a previous filter so I did an oil change. Well ...

Ad

...Use the High Mileage oil. It will help a Little. Still Cheaper to replace a Gasket or two than a Rebuild. Got 214,000 + Miles on my 95' Silverado and No Leaks with High Mileage Valvoline

Ad

i did a oil change on my 1994 gmc suburban w/5.7L and it started leaking oil on the back of the motor by the intake and the brass fitting for the oil pressure sensor. It is a steady leak and will lose

Question about GMC Sierra

1 Answer

oil leak leaking from behind oil pan found a small hole in pan dont know if a plug fell out oil covers entire dip stick when last checked brownish yellow colour clean hole thoughrally sp?, sand w/ 220

leaks at the transmission....but more than likely the oil is coming from the valve covers...if you fix it use the rubber gaskets. if it doesn't leak much just hose the tranny once in a while for it is

Question about GMC Sierra

1 Answer

oil puddle and/or leak just changed the oil cooling lines and o-rings and the pressure lines is leaking leaving a puddle when started what else should i do Where is the pressure line leaking? Is it ...

Engine oil leaking from rear of motor It has the 4.3l v6. I am getting about a baseball sized puddle after a day of sitting. Its dripping from where the transmission connects to the motor and is worse

...from around the oil cooler,where the 2 steel lines run into it. It's a steady stream. they should be quick disconnect connections you remove them and the plastic clip peace is what breaks and

Question about GMC Sierra

1 Answer

oil leaks badly. In 2 days of normal driving, the oil went from full (5 qts) to below the operating range. When I first noticed the problem, I was driving on the highway and saw a very small amount of

engine oil leak on bottom side of motor when driving down the road an not at idal? its not the oil pan gasket just replaced it. you'll need to clean every thing off to find where it originally started

Not finding what you are looking for?
1994 GMC Sierra Logo

951 questions posted

Ask a Question

Usually answered in minutes!

Popular Products

1998 GMC Sierra
1998 GMC Sierra

987 Questions

1997 GMC Sierra
1997 GMC Sierra

847 Questions

2000 GMC Sierra
2000 GMC Sierra

676 Questions

1999 GMC Sierra
1999 GMC Sierra

601 Questions

1996 GMC Sierra
1996 GMC Sierra

457 Questions

Top GMC Experts

ZJ Limited
ZJ Limited

Level 3 Expert

17989 Answers

john h

Level 3 Expert

29494 Answers

Thomas Perkins
Thomas Perkins

Level 3 Expert

15088 Answers

Are you a GMC Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...