YACT: Series I GM 3800 V6 - Where is the oil filter

RU482

Lifer
Apr 9, 2000
12,689
3
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So I've got a 93 Olds van with a 3800 V6, I think it would have geen considered Series I or Gen I. Anyway, I went to change the oil yesterday and looked all over hell, but could not find the filter.

Anyone have an 88-~93 GM with the 3800 V6 Engine? Any idea where the oil filter is?



Also, on another note, how do you drain transmission fluid? Do you just have to remove the pan and let it run all over the place, or is there any easier way?

Thanks
 

Quixfire

Diamond Member
Jul 31, 2001
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Oil Filter: Turn the wheels completely to the right. Looking through the right wheel well you should see the filter before the driveaxle. You might have to lift up the dust shield.

Transmission Fluid: Yes you do need to remove the pan. Start by removing the bolts at the narrow end and work towards the wide end. Position your drain pan under the narrow end and slowly remove the last bolts on the wide end until the fluid start to drip or run out. Once the fluid has stopped draining, then remove the remaining bolts and drain the rest out. Clean the pan and magnet, if it has one, and install a new filter and gasket before installing the pan. Refill the transmission with 4 qts of fluid and then check the level, continue adding until it's full or near full. Start the vehicle and move the gear select into reverse and drive a couple of times, keep your foot on the brake. Once the transmission is back in neutral check the fluid again and add if necessary.

Good Luck!
 

RU482

Lifer
Apr 9, 2000
12,689
3
81
Originally posted by: Quixfire
Oil Filter: Turn the wheels completely to the right. Looking through the right wheel well you should see the filter before the driveaxle. You might have to lift up the dust shield.

Transmission Fluid: Yes you do need to remove the pan. Start by removing the bolts at the narrow end and work towards the wide end. Position your drain pan under the narrow end and slowly remove the last bolts on the wide end until the fluid start to drip or run out. Once the fluid has stopped draining, then remove the remaining bolts and drain the rest out. Clean the pan and magnet, if it has one, and install a new filter and gasket before installing the pan. Refill the transmission with 4 qts of fluid and then check the level, continue adding until it's full or near full. Start the vehicle and move the gear select into reverse and drive a couple of times, keep your foot on the brake. Once the transmission is back in neutral check the fluid again and add if necessary.

Good Luck!


Thanks!!!...I've never changed a tranny filter before. Am I correct in assuming it is readily accessible when you take the pan off?
Do you recommend any additives for a transmission w/~100K on it?
 

tcsenter

Lifer
Sep 7, 2001
18,836
495
126
Originally posted by: Quixfire
Answer for Question #1: 1993 Oldsmobile Silhouette Filter Service

Answer for Question #2: No usually, most of these additives just get trapped in the trans filter and offer very little benefit. I do like a additive called Lubegard ATF Protectant.
A typical transmission filter is a fine mesh screen or felt medium that will only trap solidified particles. Additives are not generally solids and will not be trapped by filters.

I support your recommendation, however, that additives are not necessary, but that if one must be enticed to use a transmission additive, Lubegard is a sound choice.

Additives are not needed if the correct fluid is used and changed periodically (don't forget the filter). ATF is a complex substance that is blended specifically to provide the correct co-efficient of friction required for proper operation of wet clutch systems. Additives can alter this co-efficient, resulting in TCC shudder, slippage, or the opposite, harder lock-ups and shifts, resulting in increased stress (wear) on the TCC and other components.
 

Pepsi90919

Lifer
Oct 9, 1999
25,162
1
81
hrm, the oil filter on my 92 bonneville wasn't really hard to find, it's by the right wheel ....