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1998 Pontiac Trans Sport Montana 3.4L Surge, Misfire
Tune up done about 1 and 1/2 years ago. Spark plugs - A/C delco - Plug wires - Fuel filter . 73,674 Miles at time of tune up van now has 96,184 miles. Snap - on -scaner shows no codes in missfire data or codes in transmission side or in engine data side . can ...
FIX posted 1/8/2003
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Related Documents & Media | VIN | 1GMDX03E2W |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Surge, Misfire |
| Occurs | Under Load |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
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Vehicle Data
1998 Pontiac Trans Sport Montana
| VIN | 1GMDX03E2W |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Surge, Misfire |
| Occurs | Under Load |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Video