2005 Cadillac CTS 3.6L
20

Asked by Kostya Sep 26, 2016 at 03:34 PM about the 2005 Cadillac CTS 3.6L RWD

Question type: Maintenance & Repair

Car won't start. I checked spark and this is what's
doing. It sparks two three times than stop sparking
than sparks two three times than no spark is that
normal?

9 Answers
143,725

T_S_T answered 7 years ago

Is there a security light on dash on?

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20

Kostya answered 7 years ago

No lights. No codes. Cylinder compression 150psi on all 6. I changed crank shaft sensor.

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20

Kostya answered 7 years ago

The only light is on is battery and DTC light with seatbelt light all other clear out after few seconds.

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20

Kostya answered 7 years ago

Can ECU cause intermediate spark like that or is it how Cadillac fires the spark?

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143,725

T_S_T answered 7 years ago

Have you checked the fuel pressure?No fuel to this system will shut the fire to coil all so.

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143,725

T_S_T answered 7 years ago

No it doe,s not fire like that unless there is another issue ,such as no fuel going to system.

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20

Kostya answered 7 years ago

It's starts at 35 than it drops down as low as 8.77

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