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ZR-1 ZR-1 ZR-1 ZR-1 ZR-1 ZR-1 ZR-1 Haibeck Automotive Technology
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Lumbar Pump Repair The lumbar pump fails when the diaphragm in
the pump looses its flexibility due to aging and tears. The failure usually
causes the pump to jam. A jammed pump usually makes just a thump sound when it
is activated.
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