Fuel pump question?

[RPhCummins]

What are the symptoms of a fuel pump getting tired? Could any of you TDR brothers shed light on this subject.

Thank-you in advance.
Chet

------------------
1996 Long Box Club-cab, K&N filter, misplaced silencer ring, kitty and muffler are history, totally stock otherwise, 255/85 R16's, just waitin' to get bombed, Rocky Mountain Elk Foundation Member, Pioneer stereo system.

 

[rhoads]

Question--why do you think it is tire'd
Are you talking about the lift pump or the distrubition pump??
700k+ and running strong.

------------------
96-3500 SLT EXT. CAB AM/FM/CD-RINO LINER. D-CELERATOR EXH. BRK-RED LINE VAC. OVER HYD BRK CONTROL- AIR BAGS W/HVY DUTY AIR COMP. PUTCO S/STEEL DEEPBOARDS FRONT TO REAR. REESE 20K 5TH WHEEL & GOOSE -REESE 20K HITCH BELOW W/17K RECEVER. CLEAR COATED & SOUND DEADINGING &UNDER COATED 5 SPD/W 4:10 MCHLN'S 235/16'S UNIDEN PC76/WEATHER-WILSON 1000 MAG MOUNT ANT. 4 WHL ANTI LOC BRK SYS.