Mercedes-Benz 300-Class Questions Any type

Vibration In My 1991 MB E300

I have a 1991 mercedes Benz e300 6 cylinder gas with 70,000 miles. I have a problem that we can't seem to correct. When the car is stopped and it in drive it vibrates. I didn't mind at first as the ...

Erratic Idle And Running Rich... Massive Vacuum Leak?

We have a 300 that has a bipolar disorder. It either runs great or it idles high, low and dies and it is running rich - like 10 mpg rich... I replaced the air idle valve and it was better for a wh...

How To Replace In Tank Fuel Pump 300e

i have a chance o buy a 1989 300e with in tank fuel pump problems. need to know if i can replace it by myself?

Voltage Regulator On Benz 300E

Can the voltage regulator on the alternator of my Benz 300E be replaced without removing the alternator?

The Alarm Went Off My 1993 Benz 300E And Now It Just Won't Start

There's nothing when I turn the key. No ignition lights, nothing at all.

Why Would I Be Burning Through Oil Like Crazy

I ran out of diesel the other day and ever since then I have been having to add oil like crazy. Its not leaving a puddle under the car just slings it out while its running looks like from the front be...

Has Anybody Had "smoke" In The Exhaust Of A 300SD 1992, After A Full Engine...

After doing a full engine repair (by a very competent) mechanic, there is a significant amount of "smoking"... and oil comsumsion..?? DOES ANYBODY KNOWS ANY THING ABOUT THIS...?

1989 Benz - What Should The Rpm's Be At 70 Mph?

1989 Benz 300SE - what should the rpm's be at 70 mph? It currently run at 3500 RPM - feels and seem like it should be shifting into another gear. It shifts on about 15-20 mph then again at 40-45 mph.

Where Is The Fuel Pump Relay Located On A 83 Mercedes Benz 300e

Starter Change

What Type Of Oil Do I Use In My 1988 Mercedes Benz 300 E

Idle At Traffic Lights

I have a 1992 Mercedes 300, starts Ok, but can't make it to work without it trying to die out at traffic light. seems to run better later in the day.

Slow Crank, Car Won't Start Unless Foot On Brake

2009 C300 4matic wouldn't start. All dash lights went on but didn't start unless I put my foot on the brake while turning the key. Confirmed both keys had same result. It's at the dealer now. Ser...

Car Won't Start

I have a 1991 Mercedes Benz 300 E 2.6 it is not starting at all. It cranks but will not start I have replaced just about everything under the sun on this car thinking that was the problem, 2 fuel p...

I Have A 91 Mercedes And No Idea What Is Going On HELP!

I have a 91 Mercedes 300te 4matic. and has been running amazingly till recently and when it gets heated up the RPMs drop and wont go over about 5Miles I have no idea on what else to try I replaced th...

Where And How To Change Oil Filter On 1990 Mercedes 300d

My Mercedes 300E Won't Start Not Long After Getting A New Battery. Starter...

I got a new battery just over a month ago cause I definitely needed it and my car wouldn't start, but of course now it won't start again. I used to put in neutral and back in park and it'd usually st...

88 Mercedes Benz 300 Strats When Cold Runs Ok For A Minute

the car starts whejn cold runs for about a minute and dies, almnost acts like the timing chain skips, but once cold starts again? it has the straight 6 in it

I Ran My 1990 Mercedes 300e Out Of Gas And Now It Wont Start.i Primed It Se...

I have some experience working on cars ...the easy stuff .changing the oil and brakes and spark plugs but not alot after that.i have alot of tools and am willing to try to fix it myself.if thats p...

How To Replace Radiator On A 91 300E 2.6

I need to replace a radiator wityh sa cracked hose port