Field Remedy: 1795
| Subject: | Engine Z20LET - Turbocharger wastgate regulation valve defekt |
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| Models: | Engines: | Option: |
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| Astra-G 2001...2004,Zafira 2001...2004,Astra-G Coupe 2001...2004,Astra-G Cabrio 2001...2004,Speedster 2002...2004,VX220 2002...2004 | Z20LET,Z20LET,Z20LET,Z20LET,Z20LET,Z20LET | |
| Complaint: | Power fluctuation during high load / full load. No trouble codes stored. |
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| Cause: | Turbo charger wastegate regulation valve internal leakage. |
| Production: | Improved wastegate regulation valves have been introduced in production as of the following VIN´s: Bochum I W0L0TGF7542184350 (30.04.2004), Antwerp W0L0AHL4845178538 (30.04.2004), Ellesmere Port W0L0AHL4848082282 (30.04.2004), Bertone W0L0TGF674B007479 (30.04.2004). |
In case of customer complaint replace the defective wastegate regulation valve (part-no.: 55557806 / cataloge-no.: 58 50 129) and install a new one. It is not necessary to replace the turbocharger.
| FunctionalGroup: | J - Engine |
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| Complaint Group: | 18 - Poor Drivebility |
| Trouble Code: | None |
