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(888) 312-8812 Login SignupThe Peterbilt Engine Coolant Level Sight Glass allows visual monitoring of coolant levels inside the surge tank without removing caps or disrupting pressure. Monitoring coolant presence prevents unexpected overheating that may arise from unnoticed fluid loss. A transparent viewing window offers immediate confirmation of fluid level during routine inspections. Early detection of low coolant helps prevent engine stress under heavy operating loads. When verifying coolant condition becomes part of preventive maintenance checks, the Peterbilt P1030-3A delivers clear surge tank visibility.
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