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1988 Mercury Grand Marquis 5.0L Hesitation, Surge, Misfire
Need some help with this Mercury 5.0 vehicle was towed in due to running bad. Test drove vehicle and started to break down as if it had a bad TPS. looses power at certain parts of Throttle position and then it's ok past half past throttle position. Checked TPS...
FIX posted 7/18/2004
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Message Closed w/FIX
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| VIN | [No VIN Available] |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | Ca. Emmisions |
| Symptoms | Hesitation, Surge, Misfire |
| Occurs | Always, Under Load |
Trouble Codes
| 41 | lean exhaust |
| 91 | lean exhaust |
Message Closed w/FIX
Vehicle Data
1988 Mercury Grand Marquis
| VIN | [No VIN Available] |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | Ca. Emmisions |
| Symptoms | Hesitation, Surge, Misfire |
| Occurs | Always, Under Load |
Trouble Codes
| 41 | lean exhaust |
| 91 | lean exhaust |
14 Replies Received
14 Replies Received