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95 Tahoe 5.7 No spark fuel good

  • Mikemehl010
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12 Feb 2019 11:55 #27001 by Mikemehl010
95 Tahoe 5.7 No spark fuel good was created by Mikemehl010
Good afternoon. Have a 95 Tahoe no spark fuel is good replace the distributor not the problem. Check power at coil good. If I disconnect white wire from computer I do have spark. Thank you
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12 Feb 2019 15:23 #27003 by chief eaglebear
Replied by chief eaglebear on topic 95 Tahoe 5.7 No spark fuel good
hi sir there is a tsb on this vehicle for injector pulse width I am still trying to find schematic with cam crank sensor in it for some reason I always have a hard time finding sensors in BBB

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12 Feb 2019 15:28 - 12 Feb 2019 15:29 #27004 by chief eaglebear
Replied by chief eaglebear on topic 95 Tahoe 5.7 No spark fuel good
hi sir I find something particular about this tsb within it it menchones hooking up a scan tool I was under the impression all pre obd 2 vehicles did not have a dlc to hook up a scan tool this vehicle might be obd 2 but if not short the pins in dlc to pull codes
Last edit: 12 Feb 2019 15:29 by chief eaglebear.

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12 Feb 2019 15:33 - 12 Feb 2019 15:34 #27006 by chief eaglebear
Replied by chief eaglebear on topic 95 Tahoe 5.7 No spark fuel good
Last edit: 12 Feb 2019 15:34 by chief eaglebear.

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14 Feb 2019 07:57 #27036 by Rev Scott
Replied by Rev Scott on topic 95 Tahoe 5.7 No spark fuel good

chief eaglebear wrote: hi sir I find something particular about this tsb within it it menchones hooking up a scan tool I was under the impression all pre obd 2 vehicles did not have a dlc to hook up a scan tool this vehicle might be obd 2 but if not short the pins in dlc to pull codes


There are dozens of pre-95 car lines that are scan tool capable. Chevy has OBD1, which has a 12 pin DLC connector A scan tool can be used just fine if you have the adapter (my Verus has it), and there is quite a bit of data available.

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14 Feb 2019 13:14 #27041 by chief eaglebear
Replied by chief eaglebear on topic 95 Tahoe 5.7 No spark fuel good
ah yes forgot about the 12 pin dlc

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