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1988 Chev/GMC Truck Suburban 7.4L Poor Idle Quality
This vehicle came into our shop with customer complaint of high idle speed & surge at cruise. We have experience the high idle problem. This is what happens. When the engine is at normal operating temp. Idle speed is approx. 750rpm in park. When put into d...
FIX posted 4/26/2000
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Message Closed w/FIX
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| VIN | [No VIN Available] |
| Engine | 7.4 L / 8 cyl |
| Emissions | OBDI |
| Symptoms | Poor Idle Quality |
| Occurs | Hot |
Message Closed w/FIX
Vehicle Data
1988 Chev/GMC Truck Suburban
| VIN | [No VIN Available] |
| Engine | 7.4 L / 8 cyl |
| Emissions | OBDI |
| Symptoms | Poor Idle Quality |
| Occurs | Hot |