chev impala 3.8L 75,000 Miles, Doesnt start on first try, second or third tries okay. Why? How can I fix it?

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chev impala 3.8L 75,000 Miles, Doesnt start on first try, second or third tries okay. Why? How can I fix it?

new fuel pump, new air filter, new fuel pressure regulator...

2007-07-22 15:56:52 · 3 answers · asked by tcnt 1 in Cars & Transportation ➔ Car Makes ➔ Chevrolet

3 answers

replace the oil pressure sensor and sensor relay, when you first start you car the ECM reads a oil pressure signal to start the fuel pump if the ECM has no return signal it will it will substitute it with a "dummy" signal until a proper signal is established

2007-07-22 19:03:38 · answer #1 · answered by SAM I AM 4 · 0⤊ 0⤋

Sence you have put these parts on you should have the dealer fix the problem for you befor it gets worse.

2007-07-22 16:11:38 · answer #2 · answered by HyperGforce 7 · 0⤊ 0⤋

might try new plugs and wires,check or replace fuel filter.

2007-07-22 16:02:18 · answer #3 · answered by mr.mcscrofe 4 · 0⤊ 0⤋