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1989 GMC K1500 5.7L Poor Idle Quality, Hesitation, Surge, Stall
The truck was brought to us for a check over & diagnose a surge cond. Test showed a weak fuel pump 9psi replaced pump new ac delco unit same cond. scanner showed o2 staying to lean side pulled o2 & found seal ring where wire exits blistered replaced o2 and rea...
FIX posted 5/13/1998
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Message Closed w/FIX
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| VIN | 1GTGK24KE5 |
| Engine | 5.7 L / 8 cyl |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Stall |
| Occurs | Always, on Accel, Idle |
| Misc. | Eng. Change to 400Cid. |
Message Closed w/FIX
Vehicle Data
1989 GMC K1500
| VIN | 1GTGK24KE5 |
| Engine | 5.7 L / 8 cyl |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Stall |
| Occurs | Always, on Accel, Idle |
| Misc. | Eng. Change to 400Cid. |
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