Having problems with your 1987 Volvo 740 ?
WHEN ON IDLE, THE RPM'S GO UP AND DOWN - 1987 Volvo 740
Check secondry fuel pump
Could be idle air control soleniod or air control valve. I assume is fuel injected....Whats year and engine and all that??
Repair Help & Product Troubleshooting for 1987 Volvo 740
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