
1989 Buick Century Custom 2.5L Poor Idle Quality
This car has a very erratic idle. It will idle normal and then start raising until its over 2000 rpm. Then sometimes it comes down and surges up & down. and then goes high again. We have replaced the ECM, IAC, injector and MAP sensor. The throttle body has bee...
FIX posted 8/31/2004
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Message Closed w/FIX
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VIN | 1G4AH51R7K |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI |
Symptoms | Poor Idle Quality |
Occurs | Hot |
Message Closed w/FIX
Vehicle Data
1989 Buick Century Custom
VIN | 1G4AH51R7K |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI |
Symptoms | Poor Idle Quality |
Occurs | Hot |