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2007 Chevrolet Suburban 1500 LT 5.3L Oil Gauge
code po521 oil pressure performance,check oil looks good so put in new oil pressure switch and software needed flash for some other calibration so we flashed it but same problem. When cold oil pressure goes up to 40psi and after driving for about 8 minutes pre...
FIX posted 6/11/2010
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Message Closed w/FIX
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Related Documents & Media | VIN | 3GNFK16337 |
| Engine | 5.3 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Oil Gauge |
| Misc. | New Oil Pressure Switch and Flash ECM |
Message Closed w/FIX
Vehicle Data
2007 Chevrolet Suburban 1500 LT
| VIN | 3GNFK16337 |
| Engine | 5.3 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Oil Gauge |
| Misc. | New Oil Pressure Switch and Flash ECM |
Video