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1997 Ford F-150 Lariat 5.4L Poor Idle Quality
Customer came into shop with misfire on cylinder 7. Found broken exhaust valve due to contact from improperly installed spark plug thread insert. Replaced head with a reman unit. After installation of cylinder head vehicle runs lean 25% on one bank and ric...
FIX posted 5/14/2018
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Message Closed w/FIX
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17 Replies Received
17 Replies Received
Related Documents & Media | VIN | 1FTEF08LXV |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / MPFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always, Idle |
Message Closed w/FIX
Vehicle Data
1997 Ford F-150 Lariat
| VIN | 1FTEF08LXV |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / MPFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always, Idle |
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