Make Model Spec ASTRA TWIN TOP. 1.6 16V EXPRESSIONASTRA TWIN TOP. 1.6 16V, 1.8 16V AIRASTRA TWIN TOP. 1.6 16V, 1.8 16V SPORTASTRA TWIN TOP. 1.6I DESIGNASTRA TWIN TOP. 1.8 16V, 2.0T DESIGNASTRA TWIN TOP. 1.8 16V, 2.0T EXCLUSIV BLACK MODELSASTRA TWIN TOP. 1.8 16V, 2.0T EXCLUSIV, EXCLUSIV XPASTRA TWIN TOP. 1.9 CDTI AIRASTRA TWIN TOP. 1.9 CDTI EXCLUSIV BLACKASTRA TWIN TOP. 1.9 CDTI EXCLUSIV, EXCLUSIV XPASTRA TWIN TOP. 1.9 CDTI SPORTASTRA TWIN TOP. 1.9 CDTI. DESIGNASTRA TWIN TOP. DIESEL 17 OPTASTRA TWIN TOP. DIESEL 18 OPTASTRA TWIN TOP. PETROL 17 OPTASTRA TWIN TOP. PETROL 18 OPTASTRA. 1.8 16V ARCTICASTRA. 1.9 CDTI ARCTICASTRA. 2.0 16V ARCTIC What should my pressure be?
