
1991 Pontiac Bonneville LE 3.8L Poor Idle Quality
Car starts fine and runs good with no problems. When engine gets to normal operating temperature idle increases to [...] rpm. Sometimes shutting it off and restarting will drop idle to normal but not often. With a # 1228253 ECM I felt the computer was the only...
FIX posted 4/6/2006
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Message Closed w/FIX
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VIN | 1G2HX54CXM |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / sefi |
Emissions | OBDII |
Symptoms | Poor Idle Quality |
Occurs | Hot |
Message Closed w/FIX
Vehicle Data
1991 Pontiac Bonneville LE
VIN | 1G2HX54CXM |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / sefi |
Emissions | OBDII |
Symptoms | Poor Idle Quality |
Occurs | Hot |