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U1000, Circuit location
No communication to PCM or Transmission [...] other modules o.k..Checking DLC,we find insufficient voltage (sweeping voltage less than .5 volts)on serial data [...] shows it to be a purple wire, which it is,and circuit #[...] find this circuit [...] to trace t... Login to read more. 
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12 Replies Received
12 Replies Received
| Engine | 3.4 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2004 Buick Rendezvous CX 3.4L
| Engine | 3.4 L |
| Trans | 4-speed Automatic (Electronic) |
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