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1996 Buick Roadmaster Collector's Edition 5.7L 3-4 Upshift
Local transmission shop sent vehicle over to have PCM re-programmed as suggested by their tech help line. Vehicle will not shift into 4th until speed is at least 60 mph. Vehicle runs fine, no check engine light, Mastertech is capable of shifting trans. into 4t...
Summary posted 3/7/2002
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Related Documents & Media | VIN | 1G4BT52P3T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | 3-4 Upshift |
| Conditions | High 3-4 Upshift |
Message Closed w/Summary
Vehicle Data
1996 Buick Roadmaster Collector's Edition
| VIN | 1G4BT52P3T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | 3-4 Upshift |
| Conditions | High 3-4 Upshift |
Video