no se por que se confian tanto de las cadenas, a estas se le s debe hacer mantención, de engrasadores y revisar el tensor por si se afloja.
Han habido casos de recalls por cadenas de distribución y la es que el cambio supera con creces el de 6 correas, pero bueh... si no tendrás el auto hasta los 300 mil km, no hay que preocuparse de mucho, pero no se cual será el interés de quien consulta, ya que veo que el auto actual se empina por los 200 mil , asi que puede ser que con el nuevo se arrime a los 300 mil.. he aquí algo interesante, lean:
Field Remedy: 1532
Subject: Engine Z22SE - Broken Timing Chain
Models: Engines: Option:
Astra-G 2000...2002,VX220 2000...2002,Speedster 2000...2002,Zafira 2000...2002,Vectra-B 2000...2001 Z22SE,Z22SE,Z22SE,Z22SE,Z22SE
Complaint: Engine damaged by broken timing chain.
Cause: Missing or unsufficient lubrication of the timing chain.
Production: Modified timing chain and lubrication nozzle have been introduced in production as of the following engine-No: 11065400 (March 2002).
Remedy:
Note: Please check first if the car is included in Service Campaign 03-P-24.
In case of customer complaint please use for the necessary repair the timing
chain kit. This kit contains the modified timing chain and lubrication nozzle.
Note: This Quick Information is valid for all Z22SE engines upon customer
complaint.
Spare-Parts: Qty: Part-No.: Catalog-No.:
Timing Chain Repair Kit 1 12577385 56 36 400
Gasket, Cover, Oil Pump 1 90537915 06 46 295
Gasket, Cylinder Head Cover 1 90537319 06 07 494
Gasket, Oil Pump to Cylinder Block 1 24435052 06 46 902
Seal, Ring, Crankshaft Front 1 90571925 06 38 199
Screw, Hex. HD., Damper to Crankshaft 1 90537363 06 14 927
Labour Times: TC: Hours:
U3 153 20 Install timing chain service kit Astra G, 92 3.0
Astra G Coupe, Astra G Convertible
U3 153 21 Install timing chain service kit Zafira A 92 3.3
U3 153 22 Install timing chain service kit 92 3.7
Vectra B (w/o A/C)
001 Additional work Vectra B(with Air Condition) 92 1.1
U3 153 23 Install timing chain service kit 92 4.6
Speedster, VX220
U3 153 24 Repair engine 92
The costs for this repair will be covered for vehicles until 31.12.2007 and
a mileage lower than 100.000 Km.
The regular warranty procedure should be used for claiming Set-up-time.