| Issue ID | 824708 |
| Internal NHTSA # | 10362611 |
| Manufacurer | GENERAL MOTORS CORP. |
| Brand | CHEVROLET |
| Model | TAHOE |
| Model Year | 2004 |
| File date | 15/10/10 |
| Component | ENGINE AND ENGINE COOLING:ENGINE |
| Product type code | VEHICLE |
| Description of the problem | The engine cylinder heads for the 5. 3l gm motors built by castech leak coolant into the engine causing engine overheat and internal engine failures. Gm has issued a technical bulletin #060601019b to address the issue and diagnose the issue. Gm will not offer customers any financial help in the replacement of the defective parts. This issue effects the safety of the vehicle and the safety of the persons in and around the vehicle. The fouled engine oil causes the lifters to fail, the oil pressure to drop and the engine to lock up due to lack of lubrication by the fouled oil and the driver has no way of knowing this is happening as there is no external indicators. |
| Vehicle Mileage at Failure | 128000 |
| Number of Occurences | 1 |
| Source of the issue | NHTSA WEB SITE |
| City and State | LEAGUE CITY , TX |
| VIN pattern | 1GNEK13Z64RXXXXXX |
| Was vehicle invloved in a crash? | N |
| Was vehicle involved in a fire? | N |
| Was incedent reported to police? | N |
| Was medical attention required? | |
| Was part original equipment? | |
| No. of injured persons | |
| No. of fatalities | |
| Date of purchase | 06/08/26 |
| Was original owner? | N |
| Anti-lock brakes | N |
| Cruise control | N |
| Number of cylinders | 8 |
| Drive train type | |
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| Vehicle speed | |
| DoT tire identifier | |
| Tire size | |
| Location of tire code | |
| Type of tire failure code | |
| Was defective tire repaired? | |
| Date of manufacture | |
| Type of child seat code | |
| Type of restraint | |
| Dealer's name | |
| Dealer's telephone number | |
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| Dealer's state code | |
| Dealer's ZIP code |