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1991 Mercedes-Benz 420SEL Repair

Repair and maintenance information for 1991 Mercedes-Benz 420SEL vehicles

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Common 1991 Mercedes-Benz 420SEL Problems
Diagnose your 1991 Mercedes-Benz 420SEL problem
1991 Mercedes Benz 420SEL Base 8 Cyl 4.2L
Replace an Ignition Wire Set
Easy
DIY Cost
$0.00
to Shop Cost
$59.29
1991 Mercedes Benz 420SEL Base 8 Cyl 4.2L
Replace a Fuel Filter
Moderate
DIY Cost
$29.39
to Shop Cost
$93.97
1991 Mercedes Benz 420SEL Base 8 Cyl 4.2L
Replace a Fuel Pump
Hard
DIY Cost
$134.74
to Shop Cost
$348.68
1991 Mercedes Benz 420SEL Base 8 Cyl 4.2L
Check Automatic Transmission Fluid Level
Easy
DIY Cost
$0.00
to Shop Cost
$118.58
1991 Mercedes Benz 420SEL Base 8 Cyl 4.2L
Check Differential Oil Leaks and Replace Oil
Moderate
DIY Cost
$209.24
to Shop Cost
$330.13