1993 Buick Regal 3.1L Excessive Emissions
Hello, This vehicle came to us as an emission failure. Tailpipe emissions for CO were 3 times the state limit. We replaced the O2 sensor, which was dead, cleaned out the egr passages, and retested and only got a modest improvement. The lower intake manifold ga...
FIX posted 1/20/2005
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Vehicle Data1993 Buick Regal
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1993 Buick Regal
VIN | 2G4WB54T1P |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | Federal |
Symptoms | Excessive Emissions |
Occurs | Always |
Trouble Codes
32 | EGR Malfunction |