cause. There are 3 of these relays; Parklamps 27, Trunk 36 and Fuel Pump 37. I swapped 36 with 27 and 37 which both fixed the trunk but the bad trunk relay would not work the lights or fuel pump. I am
...fuel gauge problem , plus the solder they used , have you heard of silver migration .Just guessing as to a problem never fixed anything , that's all anyone on here would be doing , guessing . Testing ...
FUEL GAUGE AND THE TEMP GAUGE. ALL I HAVE LEFT THAT WORKS IS MY SPEEDOMETER. THIS IS DUE TO A FAULTY INSTRUMENT CLUSTER PACKAGE AND I HAVE BEEN FIGHTING WITH GM ON THIS FOR A WHILE. THERE WAS A RECALL
fuel pressure gauge (free loaner from advance auto, auto zone, etc) so you can verify it before you undertake it-there is an inspection cover under the rear seat, so you will not have to drop the tank
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