Suspension
No Room to Install a New Shift Rod Bushing on the Transmission
Sometimes you can only do it with our special tool - a few occasions you have to drop the rear of the tranny
W126
Driveline and rear end
Can or Should I Replace My Rear Axle Boots?
If the axle joints are still good new boots are sometimes a good solution
Engine
How to Determine the Real Condition of a Used Engine
It is best if you can see and hear it run - if not some tests are essential
Body and Exterior Trim
Sunroof Not Moving?
We have resources to help you fix both power and manual sunroofs yourself
Body and Exterior Trim
What is Causing Excessive Moisture in My Trunk
It could be coming from a number of places for a number of reasons
Electrical
Charging a Totally Dead Battery
Some chargers won't start the charge cycle without some help
On Demand Video
$4.99
M103 M104 Straight 6 Gas Engine Thermostat Replacement - On Demand Video
A major cause of poor fuel economy and weak cabin heater performance
On Demand Video
$1.99
Fixing a Key Source of Fuel Leaks on Your Fuel Injected Late 80’s Early 90’s Engine - On Demand Video
Only applies to the K/KE Jetronic Fuel Injection System
Lights
Moisture Buildup Inside Your Headlights
This can happen on a number of models for a number of reasons
Vacuum
What is Causing Diesel OM616 and OM617 Vacuum Pump Failures?
Pump mechanisms breaking apart and piston bolt failures