Occurs only during acceleration.
Why does my AC change speed when I accelerate? AC is fine until I start to accel on 1991 Mercedes-Benz 420SEL
This week's top 10
Recent Mercedes-Benz 420SEL Questions
- 1986 420 SEL Benz auto trans is not shifting and races when it does in first gr
- I have no heat or a/c blower works, and I have replaced several parts already
- Ignition timing is wrong @ 30* how do I fix it
- rimsm alloy or chrome plated?
- Why do none of my running lights work together? (Headlights/taillights)
1991 Mercedes-Benz 420SEL Estimates
- Differential Fluid Replacement - Rear ($112 - 187) in June Lake, CA
- Engine Overheating Diagnosis ($88 - 111) in Luray, TN
- Ignition Wire Set Replacement ($475 - 786) in Nashville, GA
- Wheel Alignment ($88 - 111) in Hugoton, KS
- Windshield Wiper Blade Replacement ($69 - 73) in Loring, MT
- Engine Control Module Replacement ($2,044 - 2,056) in Roebuck, SC